diff --git a/package.json b/package.json
index 79a6004..4b79ef5 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "muffinbot",
-  "version": "3.0.0-cake.d240622a",
+  "version": "3.0.0-cake.d240622b",
   "main": "dist/index.js",
   "private": true,
   "dependencies": {
@@ -25,7 +25,7 @@
   },
   "scripts": {
     "build": "tsup",
-    "dev": "yarn build && cross-env NODE_ENV=development node dist",
+    "dev": "cross-env NODE_ENV=development tsup --watch --onSuccess \"node dist\"",
     "start": "cross-env NODE_ENV=production node dist"
   },
   "packageManager": "yarn@4.2.2"
diff --git a/src/Client.ts b/src/Client.ts
index 0f4ff92..887e72a 100644
--- a/src/Client.ts
+++ b/src/Client.ts
@@ -1,25 +1,14 @@
-import { noPerm, ChatBot, NODE_ENV, MaaDatabase } from './modules'
-import { SapphireClient, container } from '@sapphire/framework'
-import { ActivityType, GatewayIntentBits, Snowflake } from 'discord.js'
+import { SapphireClient, container, LogLevel } from '@sapphire/framework'
+import { GatewayIntentBits, type Snowflake } from 'discord.js'
+import { ChatBot, NODE_ENV, MaaDatabase } from './modules'
 import config from '../config.json'
-import Dokdo from 'dokdo'
 
+container.config = config
 container.prefix = '머핀아 '
 container.database = new MaaDatabase()
 container.chatBot = new ChatBot(container.database)
-container.config = config
 
 export default class MuffinBot extends SapphireClient {
-  public database = container.database
-  public chatBot = container.chatBot
-  public prefix = container.prefix
-  public dokdo: Dokdo = new Dokdo(this, {
-    aliases: ['dokdo', 'dok'],
-    owners: [config.bot.owner_ID],
-    noPerm,
-    prefix: container.prefix,
-  })
-
   public constructor() {
     super({
       intents: [
@@ -29,53 +18,18 @@ export default class MuffinBot extends SapphireClient {
       ],
       loadMessageCommandListeners: true,
       defaultPrefix: container.prefix,
+      logger: {
+        level: NODE_ENV === 'development' ? LogLevel.Debug : LogLevel.Info,
+      },
     })
   }
 
   public override async login(): Promise<string> {
-    if (NODE_ENV === 'development') this.on('debug', console.info)
-    await this.chatBot.train(this)
-
-    this.once('ready', client => {
-      function setStatus() {
-        client.user.setActivity({
-          type: ActivityType.Custom,
-          name: 'ㅅ살려주세요..!',
-        })
-      }
-
-      setStatus()
-      setInterval(() => setStatus(), 600000)
-
-      console.log(`먹힐 준ㅂ비 완료`)
-    }).on('messageCreate', async msg => {
-      if (msg.author.bot) return
-      if (msg.content.startsWith(this.prefix)) {
-        const args = msg.content.slice(this.prefix.length).trim().split(/ +/g)
-
-        if (args[0].startsWith('dokdo') || args[0].startsWith('dok')) {
-          await this.dokdo.run(msg)
-        } else {
-          if (!this.stores.get('commands').get(args[0])) {
-            await msg.channel.sendTyping()
-            const response = await this.chatBot.getResponse(msg)
-            await msg.reply(response)
-          }
-        }
-      }
-    })
+    await container.chatBot.train(this)
     return super.login(config.bot.token)
   }
 }
 
-declare module 'discord.js' {
-  interface Client {
-    chatBot: ChatBot
-    prefix: string
-    dokdo: Dokdo
-  }
-}
-
 declare module '@sapphire/pieces' {
   interface Container {
     database: MaaDatabase
diff --git a/src/listeners/debug.ts b/src/listeners/debug.ts
new file mode 100644
index 0000000..4f73e61
--- /dev/null
+++ b/src/listeners/debug.ts
@@ -0,0 +1,7 @@
+import { Listener } from '@sapphire/framework'
+
+export default class extends Listener {
+  public async run(debug: string) {
+    this.container.logger.debug(debug)
+  }
+}
diff --git a/src/listeners/messageCreate.ts b/src/listeners/messageCreate.ts
new file mode 100644
index 0000000..b7bc59e
--- /dev/null
+++ b/src/listeners/messageCreate.ts
@@ -0,0 +1,32 @@
+import { Listener } from '@sapphire/framework'
+import { type Message } from 'discord.js'
+import { noPerm } from '../modules'
+import Dokdo from 'dokdo'
+
+export default class extends Listener {
+  public async run(msg: Message) {
+    const dokdo = new Dokdo(this.container.client, {
+      aliases: ['dokdo', 'dok'],
+      owners: [this.container.config.bot.owner_ID],
+      noPerm,
+      prefix: this.container.prefix,
+    })
+    if (msg.author.bot) return
+    if (msg.content.startsWith(this.container.prefix)) {
+      const args = msg.content
+        .slice(this.container.prefix.length)
+        .trim()
+        .split(/ +/g)
+
+      if (args[0].startsWith('dokdo') || args[0].startsWith('dok')) {
+        await dokdo.run(msg)
+      } else {
+        if (!this.container.stores.get('commands').get(args[0])) {
+          await msg.channel.sendTyping()
+          const response = await this.container.chatBot.getResponse(msg)
+          await msg.reply(response)
+        }
+      }
+    }
+  }
+}
diff --git a/src/listeners/ready.ts b/src/listeners/ready.ts
new file mode 100644
index 0000000..1d39733
--- /dev/null
+++ b/src/listeners/ready.ts
@@ -0,0 +1,20 @@
+import { ApplyOptions } from '@sapphire/decorators'
+import { Listener } from '@sapphire/framework'
+import { ActivityType, Client } from 'discord.js'
+
+@ApplyOptions<Listener.Options>({ once: true })
+export default class extends Listener {
+  public async run(client: Client<true>) {
+    function setStatus() {
+      client.user.setActivity({
+        type: ActivityType.Custom,
+        name: 'ㅅ살려주세요..!',
+      })
+    }
+
+    setStatus()
+    setInterval(() => setStatus(), 600000)
+
+    this.container.logger.info(`[MuffinBotClient] 먹힐 준ㅂ비 완료`)
+  }
+}
diff --git a/src/modules/ChatBot.ts b/src/modules/ChatBot.ts
index 1dbad86..0219c58 100644
--- a/src/modules/ChatBot.ts
+++ b/src/modules/ChatBot.ts
@@ -1,7 +1,6 @@
 import type { Client, Message, TextChannel } from 'discord.js'
+import { container } from '@sapphire/framework'
 import type { MaaDatabase } from './database'
-import config from '../../config.json'
-import { NODE_ENV } from './env'
 
 export default class ChatBot {
   public constructor(public db: MaaDatabase) {
@@ -11,20 +10,19 @@ export default class ChatBot {
   }
 
   public async getResponse(msg: Message): Promise<string> {
-    const prefix = msg.client.prefix
+    const prefix = container.prefix
     const data = await this.db.statement.all()
     const args = msg.content.slice(prefix.length).trim().split(/ +/g).join(' ')
     const learn = await this.db.learn.findOne(args)
     const learnData = learn[Math.floor(Math.random() * learn.length)]
     const randomNumber = Math.round(Math.random() * (2 - 1) + 1)
 
-    if (NODE_ENV === 'development') {
-      console.log(randomNumber)
-      console.log(learnData)
-      console.log(args)
-    }
+    container.logger.debug(`[ChatBot] command: ${args}`)
 
     if (randomNumber === 1 && learnData && args.startsWith(learnData.command)) {
+      container.logger.debug(
+        `[ChatBot] response: (learnData) ${learnData.result}`,
+      )
       return `${learnData.result}\n\`${
         (await msg.client.users.fetch(learnData.user_id)).username
       }님이 알려주셨어요.\``
@@ -38,15 +36,19 @@ export default class ChatBot {
     } else {
       response = data[Math.floor(Math.random() * data.length)].text
     }
+
     if (!response) response = '살ㄹ려주세요'
+
+    container.logger.debug(`[ChatBot] response: ${response}`)
+
     return response
   }
 
   public async train(client: Client): Promise<ChatBot> {
-    const prefix = client.prefix
+    const prefix = container.prefix
     client.on('messageCreate', async msg => {
       if (msg.author.bot) return
-      if (msg.author.id === config.train.user_ID) {
+      if (msg.author.id === container.config.train.user_ID) {
         const response = await this.getResponse(msg)
         await this.db.statement.insert({
           text: msg.content,
diff --git a/src/modules/database/database.ts b/src/modules/database/database.ts
index 7086d4b..880f3bf 100644
--- a/src/modules/database/database.ts
+++ b/src/modules/database/database.ts
@@ -1,14 +1,20 @@
-import { createPool } from 'mysql2/promise'
 import { LearnTable, NSFWContentTable, StatementTable } from './model'
-import config from '../../../config.json'
+import { container } from '@sapphire/framework'
+import { createPool } from 'mysql2/promise'
 import run from './run'
 
 export class MaaDatabase {
   private _database = createPool({
-    ...config.mysql,
+    ...container.config.mysql,
     keepAliveInitialDelay: 10000,
     enableKeepAlive: true,
   })
+    .on('release', conn => {
+      container.logger.debug(`[MaaDatabase] ${conn.threadId} Released.`)
+    })
+    .on('connection', conn => {
+      container.logger.debug(`[MaaDatabase] ${conn.threadId} Connected.`)
+    })
   public statement = new StatementTable(this._database)
   public nsfwContent = new NSFWContentTable(this._database)
   public learn = new LearnTable(this._database)
diff --git a/tsup.config.ts b/tsup.config.ts
index 47817fd..aa6589f 100644
--- a/tsup.config.ts
+++ b/tsup.config.ts
@@ -3,7 +3,7 @@ import { defineConfig } from 'tsup'
 export default defineConfig({
   clean: true,
   format: ['cjs'],
-  entry: ['src/index.ts', 'src/Commands/*.ts'],
+  entry: ['src/index.ts', 'src/commands/*.ts', 'src/listeners/*.ts'],
   // minify: true,
   // splitting: true,
 })