diff --git a/packages/constants/src/quest/condition.ts b/packages/constants/src/quest/condition.ts
index cbeebf8..e9f4519 100644
--- a/packages/constants/src/quest/condition.ts
+++ b/packages/constants/src/quest/condition.ts
@@ -2,7 +2,7 @@ import { z } from 'zod'
 import { fileConditionSchema } from './file-condition.js'
 import { toArray } from '../utils.js'
 
-export const conditionSchema = z.object({
+const conditionSchemaBase = z.object({
   command: z.preprocess(toArray, z.array(z.string()).optional()),
   output: z.preprocess(toArray, z.array(z.string()).optional()),
   error: z.preprocess(toArray, z.array(z.string()).optional()),
@@ -10,4 +10,12 @@ export const conditionSchema = z.object({
   files: z.array(fileConditionSchema).optional(),
 })
 
-export type Condition = z.infer<typeof conditionSchema>
+export type Condition = z.infer<typeof conditionSchemaBase> & {
+  not?: Condition
+  or?: Condition[]
+}
+
+export const conditionSchema = conditionSchemaBase.extend({
+  not: z.lazy(() => conditionSchema).optional(),
+  or: z.lazy(() => z.array(conditionSchema)).optional(),
+}) as z.ZodType<Condition>
diff --git a/packages/constants/src/quest/exception.ts b/packages/constants/src/quest/exception.ts
new file mode 100644
index 0000000..4014c6f
--- /dev/null
+++ b/packages/constants/src/quest/exception.ts
@@ -0,0 +1,22 @@
+import { z } from 'zod'
+import { conditionSchema } from './condition.js'
+import { responseSchema } from './response.js'
+
+export const exceptionSchema = z.object({
+  condition: conditionSchema,
+  responses: z.array(responseSchema),
+})
+
+export type Exception = z.infer<typeof exceptionSchema>
+
+export const stageExceptionSchema = exceptionSchema.extend({
+  catchAll: z.boolean().default(false),
+})
+
+export type StageException = z.infer<typeof stageExceptionSchema>
+
+export const globalExceptionSchema = exceptionSchema.extend({
+  requirements: z.array(z.string()),
+})
+
+export type GlobalException = z.infer<typeof globalExceptionSchema>
diff --git a/packages/constants/src/quest/global-exception.ts b/packages/constants/src/quest/global-exception.ts
deleted file mode 100644
index 92d1038..0000000
--- a/packages/constants/src/quest/global-exception.ts
+++ /dev/null
@@ -1,11 +0,0 @@
-import { z } from 'zod'
-import { conditionSchema } from './condition.js'
-import { responseSchema } from './response.js'
-
-export const globalExceptionSchema = z.object({
-  condition: conditionSchema,
-  responses: z.array(responseSchema),
-  requirements: z.array(z.string()),
-})
-
-export type GlobalException = z.infer<typeof globalExceptionSchema>
diff --git a/packages/constants/src/quest/index.ts b/packages/constants/src/quest/index.ts
index 0dc6cf7..6ab676a 100644
--- a/packages/constants/src/quest/index.ts
+++ b/packages/constants/src/quest/index.ts
@@ -6,6 +6,6 @@ export * from './response.js'
 export * from './command-responder.js'
 export * from './stage-exception.js'
 export * from './stage.js'
-export * from './global-exception.js'
+export * from './exception.js'
 export * from './quest.js'
 export * from './quest-detail-response.js'
diff --git a/packages/constants/src/quest/quest-detail-response.ts b/packages/constants/src/quest/quest-detail-response.ts
index ddc5e1c..44ceabd 100644
--- a/packages/constants/src/quest/quest-detail-response.ts
+++ b/packages/constants/src/quest/quest-detail-response.ts
@@ -1,7 +1,7 @@
 import { z } from 'zod'
 
 export const questDetailResponseSchema = z.object({
-  _id: z.string(),
+  id: z.string(),
   title: z.string(),
   instruction: z.string(),
   requirements: z.array(z.string()),
diff --git a/packages/constants/src/quest/quest.ts b/packages/constants/src/quest/quest.ts
index e8d0440..5a5c899 100644
--- a/packages/constants/src/quest/quest.ts
+++ b/packages/constants/src/quest/quest.ts
@@ -1,6 +1,6 @@
 import { z } from 'zod'
 import { stageSchema } from './stage.js'
-import { globalExceptionSchema } from './global-exception.js'
+import { globalExceptionSchema } from './exception.js'
 import { requirementSchema } from './requirement.js'
 
 export const questSchema = z.object({
diff --git a/packages/constants/src/quest/stage-exception.ts b/packages/constants/src/quest/stage-exception.ts
deleted file mode 100644
index fd0415d..0000000
--- a/packages/constants/src/quest/stage-exception.ts
+++ /dev/null
@@ -1,10 +0,0 @@
-import { z } from 'zod'
-import { conditionSchema } from './condition.js'
-import { responseSchema } from './response.js'
-
-export const stageExceptionSchema = z.object({
-  condition: conditionSchema,
-  responses: z.array(responseSchema),
-})
-
-export type StageException = z.infer<typeof stageExceptionSchema>
diff --git a/packages/constants/src/quest/stage.ts b/packages/constants/src/quest/stage.ts
index 616e37e..643ce2e 100644
--- a/packages/constants/src/quest/stage.ts
+++ b/packages/constants/src/quest/stage.ts
@@ -1,5 +1,5 @@
 import { z } from 'zod'
-import { stageExceptionSchema } from './stage-exception.js'
+import { stageExceptionSchema } from './exception.js'
 import { conditionSchema } from './condition.js'
 import { responseSchema } from './response.js'
 import { hintSchema } from './hint.js'
diff --git a/packages/models/src/commandResponder.ts b/packages/models/src/commandResponder.ts
deleted file mode 100644
index adddcab..0000000
--- a/packages/models/src/commandResponder.ts
+++ /dev/null
@@ -1,22 +0,0 @@
-import { Schema } from 'mongoose'
-import { conditionSchema, ICondition } from './condition.js'
-import { responseSchema, IResponse } from './response.js'
-import { hintSchema, IHint } from './hint.js'
-
-export interface ICommandResponder extends IHint {
-  condition?: ICondition
-  responses: IResponse[]
-}
-
-export const commandResponderSchema = new Schema<ICommandResponder>({
-  condition: {
-    type: conditionSchema,
-    required: false,
-  },
-  responses: {
-    type: [responseSchema],
-    required: true,
-  },
-})
-
-commandResponderSchema.add(hintSchema)
diff --git a/packages/models/src/condition.ts b/packages/models/src/condition.ts
deleted file mode 100644
index 0b4daa4..0000000
--- a/packages/models/src/condition.ts
+++ /dev/null
@@ -1,42 +0,0 @@
-import { Schema } from 'mongoose'
-
-export interface IFileCondition {
-  path: string
-  type: string
-  exists: boolean
-}
-
-export interface ICondition {
-  command?: string[]
-  output?: string[]
-  error?: string[]
-  pwd?: string[]
-  files?: IFileCondition[]
-  or?: ICondition[]
-  not?: ICondition
-}
-
-export const fileConditionSchema = new Schema<IFileCondition>({
-  path: {
-    type: String,
-    required: true,
-  },
-  type: String,
-  exists: {
-    type: Boolean,
-    default: true,
-  },
-})
-
-export const conditionSchema = new Schema<ICondition>({
-  command: [String],
-  output: [String],
-  error: [String],
-  pwd: [String],
-  files: [fileConditionSchema],
-})
-
-conditionSchema.add({
-  or: [conditionSchema],
-  not: conditionSchema,
-})
diff --git a/packages/models/src/exception.ts b/packages/models/src/exception.ts
deleted file mode 100644
index b883489..0000000
--- a/packages/models/src/exception.ts
+++ /dev/null
@@ -1,11 +0,0 @@
-import { Schema } from 'mongoose'
-import {
-  commandResponderSchema,
-  ICommandResponder,
-} from './commandResponder.js'
-
-export interface IException extends ICommandResponder {}
-
-export const exceptionSchema = new Schema<IException>({})
-
-exceptionSchema.add(commandResponderSchema)
diff --git a/packages/models/src/globalException.ts b/packages/models/src/globalException.ts
deleted file mode 100644
index a307c56..0000000
--- a/packages/models/src/globalException.ts
+++ /dev/null
@@ -1,10 +0,0 @@
-import { Schema } from 'mongoose'
-import { exceptionSchema, IException } from './exception.js'
-import { requirementSchema, IRequirement } from './requirement.js'
-
-export interface IGlobalException extends IException, IRequirement {}
-
-export const globalExceptionSchema = new Schema<IGlobalException>({})
-
-globalExceptionSchema.add(exceptionSchema)
-globalExceptionSchema.add(requirementSchema)
diff --git a/packages/models/src/hint.ts b/packages/models/src/hint.ts
deleted file mode 100644
index 867c333..0000000
--- a/packages/models/src/hint.ts
+++ /dev/null
@@ -1,12 +0,0 @@
-import { Schema } from 'mongoose'
-
-export interface IHint {
-  hints: string[]
-}
-
-export const hintSchema = new Schema({
-  hints: {
-    type: [String],
-    required: true,
-  },
-})
diff --git a/packages/models/src/index.ts b/packages/models/src/index.ts
index 014f076..2427bde 100644
--- a/packages/models/src/index.ts
+++ b/packages/models/src/index.ts
@@ -1,15 +1,9 @@
 import mongoose from 'mongoose'
 
 export { User, IUser } from './user.js'
-export { Quest, IQuest } from './quest.js'
-export { Session, ISession, ITask } from './session.js'
+export { Session, ISession } from './session.js'
 export { Command, ICommand } from './command.js'
 export { UserProfile, IUserProfile, IProgress } from './userProfile.js'
-export { IFileCondition, ICondition } from './condition.js'
-export { IStage } from './stage.js'
-export { IRequirement } from './requirement.js'
-export { IResponse } from './response.js'
-export { IException } from './exception.js'
 
 export default async function connectDB(uri: string) {
   const db = await mongoose.connect(uri)
diff --git a/packages/models/src/quest.ts b/packages/models/src/quest.ts
deleted file mode 100644
index 5a9607c..0000000
--- a/packages/models/src/quest.ts
+++ /dev/null
@@ -1,52 +0,0 @@
-import { model, Schema } from 'mongoose'
-import { IStage, stageSchema } from './stage.js'
-import { globalExceptionSchema, IGlobalException } from './globalException.js'
-import { IRequirement } from './requirement.js'
-
-export interface IQuest extends IRequirement {
-  _id: string
-  title: string
-  image: string
-  instruction: string
-  stages: IStage[]
-  exceptions: IGlobalException[]
-}
-
-export const Quest = model<IQuest>(
-  'Quest',
-  new Schema<IQuest>({
-    _id: {
-      type: String,
-      required: true,
-    },
-    title: {
-      type: String,
-      required: true,
-    },
-    image: {
-      type: String,
-      required: true,
-    },
-    requirements: {
-      type: [
-        {
-          type: String,
-          ref: 'Quest',
-        },
-      ],
-      required: true,
-    },
-    instruction: {
-      type: String,
-      required: true,
-    },
-    stages: {
-      type: [stageSchema],
-      required: true,
-    },
-    exceptions: {
-      type: [globalExceptionSchema],
-      required: true,
-    },
-  })
-)
diff --git a/packages/models/src/requirement.ts b/packages/models/src/requirement.ts
deleted file mode 100644
index 7c95b3a..0000000
--- a/packages/models/src/requirement.ts
+++ /dev/null
@@ -1,14 +0,0 @@
-import { Schema } from 'mongoose'
-
-export interface IRequirement {
-  requirements: string[]
-}
-
-export const requirementSchema = new Schema<IRequirement>({
-  requirements: [
-    {
-      type: String,
-      required: true,
-    },
-  ],
-})
diff --git a/packages/models/src/response.ts b/packages/models/src/response.ts
deleted file mode 100644
index 44fd231..0000000
--- a/packages/models/src/response.ts
+++ /dev/null
@@ -1,23 +0,0 @@
-import { Schema } from 'mongoose'
-
-export interface IResponse {
-  type: 'narrative' | 'dialogue'
-  content: string[]
-  speaker?: string
-  color?: string
-}
-
-export const responseSchema = new Schema<IResponse>({
-  type: {
-    type: String,
-    enum: ['narrative', 'dialogue'],
-    default: 'dialogue',
-    required: true,
-  },
-  content: {
-    type: [String],
-    required: true,
-  },
-  speaker: { type: String, default: 'Ada' },
-  color: String,
-})
diff --git a/packages/models/src/session.ts b/packages/models/src/session.ts
index 49185fd..e014cd2 100644
--- a/packages/models/src/session.ts
+++ b/packages/models/src/session.ts
@@ -1,7 +1,5 @@
 import { model, Schema, Types } from 'mongoose'
 
-import { IResponse, responseSchema } from './response.js'
-
 export interface INode {
   path: string
   type: string
@@ -22,27 +20,6 @@ nodeSchema.add({
   children: [nodeSchema],
 })
 
-export interface ITask {
-  id: string
-  name: string
-  completed: boolean
-}
-
-const taskSchema = new Schema<ITask>({
-  id: {
-    type: String,
-    required: true,
-  },
-  name: {
-    type: String,
-    required: true,
-  },
-  completed: {
-    type: Boolean,
-    default: false,
-  },
-})
-
 export interface ISession {
   _id: Types.ObjectId
   user: Types.ObjectId
@@ -53,9 +30,7 @@ export interface ISession {
   updatedAt: Date
   finishedAt?: Date
   lastActivityAt: Date
-  tasks: ITask[]
-  hints: string[][]
-  responses: IResponse[][]
+  stages: string[]
   graph: INode
 }
 
@@ -86,13 +61,7 @@ export const Session = model<ISession>(
         default: Date.now,
         required: true,
       },
-      tasks: [taskSchema],
-      hints: [[String]],
-      responses: {
-        type: [[responseSchema]],
-        required: true,
-        default: [],
-      },
+      stages: [String],
       graph: {
         type: nodeSchema,
         default: {
diff --git a/packages/models/src/stage.ts b/packages/models/src/stage.ts
deleted file mode 100644
index 05ac5ff..0000000
--- a/packages/models/src/stage.ts
+++ /dev/null
@@ -1,31 +0,0 @@
-import { Schema } from 'mongoose'
-import {
-  commandResponderSchema,
-  ICommandResponder,
-} from './commandResponder.js'
-import { stageExceptionSchema, IStageException } from './stageException.js'
-import { requirementSchema, IRequirement } from './requirement.js'
-
-export interface IStage extends IRequirement, ICommandResponder {
-  id: string
-  task: string
-  exceptions: IStageException[]
-}
-
-export const stageSchema = new Schema<IStage>({
-  id: {
-    type: String,
-    required: true,
-  },
-  task: {
-    type: String,
-    required: true,
-  },
-  exceptions: {
-    type: [stageExceptionSchema],
-    required: true,
-  },
-})
-
-stageSchema.add(commandResponderSchema)
-stageSchema.add(requirementSchema)
diff --git a/packages/models/src/stageException.ts b/packages/models/src/stageException.ts
deleted file mode 100644
index 8d886f2..0000000
--- a/packages/models/src/stageException.ts
+++ /dev/null
@@ -1,16 +0,0 @@
-import { Schema } from 'mongoose'
-import { exceptionSchema, IException } from './exception.js'
-
-export interface IStageException extends IException {
-  catchAll: boolean
-}
-
-export const stageExceptionSchema = new Schema<IStageException>({
-  catchAll: {
-    type: Boolean,
-    required: true,
-    default: false,
-  },
-})
-
-stageExceptionSchema.add(exceptionSchema)
diff --git a/server/src/api/controllers/commandController.ts b/server/src/api/controllers/commandController.ts
index f72761b..b3a7314 100644
--- a/server/src/api/controllers/commandController.ts
+++ b/server/src/api/controllers/commandController.ts
@@ -1,10 +1,11 @@
-import { Command, Quest, Session } from '@linux-odyssey/models'
+import { Command, Session } from '@linux-odyssey/models'
 import { matchedData } from 'express-validator'
 import type { Request, Response } from 'express'
 import CommandHandler from '../../game/commandHandler.js'
 import { pushToSession } from '../socket.js'
 import { finishSession } from '../../models/sessionManager.js'
 import { asyncHandler } from '../../middleware/error.js'
+import { questManager } from '../../models/quest.js'
 
 export const newCommand = asyncHandler(async (req: Request, res: Response) => {
   const { command, pwd, output, error, params } = matchedData(req)
@@ -37,7 +38,7 @@ export const newCommand = asyncHandler(async (req: Request, res: Response) => {
 
   await c.save()
 
-  const quest = await Quest.findById(session.quest)
+  const quest = await questManager.get(session.quest)
   if (!quest) {
     res.status(404).json({ message: 'quest not found' })
     return
diff --git a/server/src/api/controllers/sessionController.ts b/server/src/api/controllers/sessionController.ts
index 4ec6e9d..3eb1ed1 100644
--- a/server/src/api/controllers/sessionController.ts
+++ b/server/src/api/controllers/sessionController.ts
@@ -22,10 +22,7 @@ function sessionSummary(session: ISession) {
 function sessionDetail(session: ISession) {
   return {
     ...sessionSummary(session),
-    hints: session.hints,
-    tasks: session.tasks,
-    responses: session.responses,
-    graph: session.graph,
+    stages: session.stages,
   }
 }
 
diff --git a/server/src/game/commandHandler.ts b/server/src/game/commandHandler.ts
index e7b3dc0..faec149 100644
--- a/server/src/game/commandHandler.ts
+++ b/server/src/game/commandHandler.ts
@@ -2,14 +2,13 @@ import minimist from 'minimist'
 import { HydratedDocument } from 'mongoose'
 import { FileGraph } from '@linux-odyssey/file-graph'
 import {
-  ICommand,
-  ICondition,
-  IFileCondition,
-  IQuest,
-  ISession,
-  IStage,
-  IException,
-} from '@linux-odyssey/models'
+  Condition,
+  FileCondition,
+  Quest,
+  Stage,
+  Exception,
+} from '@linux-odyssey/constants'
+import { ICommand, ISession } from '@linux-odyssey/models'
 import { pushToSession } from '../api/socket.js'
 import SessionHandler, { ExecuteResult } from './sessionHandler.js'
 import { checkFile } from '../containers/cli.js'
@@ -31,7 +30,7 @@ export default class CommandHandler extends SessionHandler {
 
   constructor(
     session: HydratedDocument<ISession>,
-    quest: HydratedDocument<IQuest>,
+    quest: Quest,
     commandInput: ICommand,
     params: Record<string, any>
   ) {
@@ -82,7 +81,7 @@ export default class CommandHandler extends SessionHandler {
     }
   }
 
-  async isMatch(condition: ICondition): Promise<boolean> {
+  async isMatch(condition: Condition): Promise<boolean> {
     return (
       this.checkKeys(condition) &&
       (await this.checkFiles(condition.files)) &&
@@ -91,7 +90,7 @@ export default class CommandHandler extends SessionHandler {
     )
   }
 
-  checkKeys(condition: ICondition) {
+  checkKeys(condition: Condition) {
     return (
       checkMatch(condition.command, this.commandInput.command) &&
       checkMatch(condition.output, this.commandInput.output) &&
@@ -100,7 +99,7 @@ export default class CommandHandler extends SessionHandler {
     )
   }
 
-  async checkFiles(files?: IFileCondition[]): Promise<boolean> {
+  async checkFiles(files?: FileCondition[]): Promise<boolean> {
     if (!files || files.length === 0) {
       return true
     }
@@ -117,14 +116,14 @@ export default class CommandHandler extends SessionHandler {
     }
   }
 
-  async checkNot(condition?: ICondition): Promise<boolean> {
+  async checkNot(condition?: Condition): Promise<boolean> {
     if (!condition) {
       return true
     }
     return !(await this.isMatch(condition))
   }
 
-  async checkOr(conditions?: ICondition[]): Promise<boolean> {
+  async checkOr(conditions?: Condition[]): Promise<boolean> {
     if (!conditions || conditions.length === 0) {
       return true
     }
@@ -132,7 +131,7 @@ export default class CommandHandler extends SessionHandler {
     return matches.some((m) => m === true)
   }
 
-  async checkException(stage: IStage): Promise<IException | null> {
+  async checkException(stage: Stage): Promise<Exception | null> {
     const exceptions = stage.exceptions || []
     for (const exception of exceptions) {
       // eslint-disable-next-line no-await-in-loop
@@ -200,7 +199,7 @@ export default class CommandHandler extends SessionHandler {
       logger.error('CommandHandler error', {
         error: (err as Error).message,
         session: this.session._id,
-        quest: this.quest._id,
+        quest: this.quest.id,
         command: this.commandInput,
       })
       return null
diff --git a/server/src/game/sessionHandler.ts b/server/src/game/sessionHandler.ts
index c061d57..5a26798 100644
--- a/server/src/game/sessionHandler.ts
+++ b/server/src/game/sessionHandler.ts
@@ -1,18 +1,16 @@
 import { HydratedDocument } from 'mongoose'
 import type {
-  IException,
-  IQuest,
-  IRequirement,
-  IResponse,
-  ISession,
-  IStage,
-  ITask,
-} from '@linux-odyssey/models'
+  Quest,
+  Response,
+  Requirement,
+  Stage,
+  Task,
+  Exception,
+} from '@linux-odyssey/constants'
+import { ISession } from '@linux-odyssey/models'
 
 export interface ExecuteResult {
-  responses: IResponse[]
-  hints: string[]
-  tasks?: ITask[]
+  responses: Response[]
   status: string
   stage?: string
   end?: boolean
@@ -20,12 +18,9 @@ export interface ExecuteResult {
 
 export default class SessionHandler {
   session: HydratedDocument<ISession>
-  quest: HydratedDocument<IQuest>
+  quest: Quest
 
-  constructor(
-    session: HydratedDocument<ISession>,
-    quest: HydratedDocument<IQuest>
-  ) {
+  constructor(session: HydratedDocument<ISession>, quest: Quest) {
     this.session = session
     this.quest = quest
   }
@@ -34,7 +29,7 @@ export default class SessionHandler {
     return this.session
   }
 
-  getTask(stage: Partial<IStage>): ITask | undefined {
+  getTask(stage: Partial<Stage>): Task | undefined {
     return this.session.tasks.find((t) => t.id === stage.id)
   }
 
@@ -43,7 +38,9 @@ export default class SessionHandler {
     return task ? task.completed : false
   }
 
-  getUnlockedComponents<T extends IRequirement>(components: T[]): T[] {
+  getUnlockedComponents<T extends { requirements: Requirement }>(
+    components: T[]
+  ): T[] {
     return components.filter((component) =>
       component.requirements.every((r: string) => this.isCompleted({ id: r }))
     )
@@ -67,39 +64,30 @@ export default class SessionHandler {
     this.session.tasks.push(...newTasks)
   }
 
-  execute(stage: IStage): ExecuteResult {
+  execute(stage: Stage): ExecuteResult {
     this.session.tasks
       .filter((t) => t.id === stage.id)
       .forEach((t) => {
         t.completed = true
       })
 
-    if (stage.hints && stage.hints.length > 0)
-      this.session.hints.push(stage.hints)
-
     this.addNewTasks()
 
-    this.session.responses.push(stage.responses)
-
     if (stage.id === 'END') {
       this.session.status = 'finished'
     }
 
     return {
       responses: stage.responses,
-      hints: stage.hints,
-      tasks: this.session.tasks,
       status: this.session.status,
     }
   }
 
-  executeException(exception: IException): ExecuteResult {
-    const { hints, responses } = exception
-    if (hints && hints.length > 0) this.session.hints.push(hints)
+  executeException(exception: Exception): ExecuteResult {
+    const { responses } = exception
 
     return {
       responses,
-      hints,
       status: this.session.status,
     }
   }
diff --git a/server/src/routers/questRouter.ts b/server/src/routers/questRouter.ts
index 0c39a1b..91c1b73 100644
--- a/server/src/routers/questRouter.ts
+++ b/server/src/routers/questRouter.ts
@@ -1,14 +1,14 @@
 import { TRPCError } from '@trpc/server'
-import { Quest } from '@linux-odyssey/models'
 import { QuestDetailResponse } from '@linux-odyssey/constants'
 import { z } from 'zod'
 import { router, publicProcedure } from '../trpc.js'
+import { questManager } from '../models/quest.js'
 
 export const questRouter = router({
   getQuests: publicProcedure.query(async () => {
-    const quests = await Quest.find({})
-    return quests.map(({ title, _id, requirements }) => ({
-      _id,
+    const quests = await questManager.getAll()
+    return quests.map(({ title, id, requirements }) => ({
+      id,
       title,
       requirements,
     }))
@@ -16,15 +16,15 @@ export const questRouter = router({
   getQuestDetail: publicProcedure
     .input(z.string())
     .query(async (opts): Promise<QuestDetailResponse> => {
-      const id = opts.input
-      const quest = await Quest.findById(id)
+      const questId = opts.input
+      const quest = await questManager.get(questId)
       if (!quest) {
         throw new TRPCError({
           code: 'NOT_FOUND',
           message: 'Quest not found.',
         })
       }
-      const { _id, title, instruction, requirements } = quest
-      return { _id, title, instruction, requirements }
+      const { id, title, instruction, requirements } = quest
+      return { id, title, instruction, requirements }
     }),
 })
diff --git a/server/src/routers/sessionRouter.ts b/server/src/routers/sessionRouter.ts
index 3fee166..fe93f03 100644
--- a/server/src/routers/sessionRouter.ts
+++ b/server/src/routers/sessionRouter.ts
@@ -34,10 +34,7 @@ export const sessionRouter = router({
           status: session.status,
           createdAt: session.createdAt,
           lastActivityAt: session.lastActivityAt,
-          hints: session.hints,
-          tasks: session.tasks,
-          responses: session.responses,
-          graph: session.graph,
+          stages: session.stages,
         }
       }
       throw new TRPCError({