diff --git a/src/lang/en.ts b/src/lang/en.ts
index af62cebc..62ccab7e 100644
--- a/src/lang/en.ts
+++ b/src/lang/en.ts
@@ -162,6 +162,8 @@ export const languageEnglish = {
         strictJsonSchema: "If enabled, it will strictly follow the Provided Schema for JSON on some models. if it is disabled, it may ignore the JSON Schema.",
         extractJson: "If it is not blank, it will extract specific JSON data from the response. for example, if you want to extract `response.text[0]` in response `{\"response\": {\"text\": [\"hello\"]}}`, you can put `response.text.0`.",
         translatorNote: "Here, you can add a unique translation prompt for each character. This option only applies when using the Ax. model for translation. To apply it, include `{{slot::tnote}}` in the language settings. It doesn't work in group chats.",
+        groupInnerFormat: "This defines a format that is used in group chat for characters that isn't speaker. if it is not blank, it will use this format instead of the default format. if `Group Other Bot Role` is `assistant`, it will also be applied to the speaker.",
+        groupOtherBotRole: "This defines a role that is used in group chat for characters that isn't speaker.",
     },
     setup: {
         chooseProvider: "Choose AI Provider",
@@ -743,4 +745,7 @@ export const languageEnglish = {
     trailingSingleQuote: "Trailing Single Quote",
     trailingDoubleQuote: "Trailing Double Quote",
     translatorNote: "Translator's Note",
+    formatGroupInSingle: "Format Group in Single",
+    groupInnerFormat: "Non-Speaker Inner Format",
+    groupOtherBotRole: "Non-Speaker Role in Group",
 }
\ No newline at end of file
diff --git a/src/lib/Setting/Pages/PromptSettings.svelte b/src/lib/Setting/Pages/PromptSettings.svelte
index 8e594476..1a025efa 100644
--- a/src/lib/Setting/Pages/PromptSettings.svelte
+++ b/src/lib/Setting/Pages/PromptSettings.svelte
@@ -10,6 +10,8 @@
     import NumberInput from "src/lib/UI/GUI/NumberInput.svelte";
   import Help from "src/lib/Others/Help.svelte";
   import TextAreaInput from "src/lib/UI/GUI/TextAreaInput.svelte";
+  import SelectInput from "src/lib/UI/GUI/SelectInput.svelte";
+  import OptionInput from "src/lib/UI/GUI/OptionInput.svelte";
 
     let sorted = 0
     let opened = 0
@@ -112,7 +114,7 @@
     <TextInput bind:value={$DataBase.promptSettings.postEndInnerFormat}/>
 
     <Check bind:check={$DataBase.promptSettings.sendChatAsSystem} name={language.sendChatAsSystem} className="mt-4"/>
-    <Check bind:check={$DataBase.promptSettings.sendName} name={language.sendName} className="mt-4"/>
+    <Check bind:check={$DataBase.promptSettings.sendName} name={language.formatGroupInSingle} className="mt-4"/>
     <Check bind:check={$DataBase.promptSettings.utilOverride} name={language.utilOverride} className="mt-4"/>
     <Check bind:check={$DataBase.jsonSchemaEnabled} name={language.enableJsonSchema} className="mt-4"/>
     <Check bind:check={$DataBase.strictJsonSchema} name={language.strictJsonSchema} className="mt-4"/>
@@ -124,10 +126,18 @@
     {/if}
     <span class="text-textcolor mt-4">{language.maxThoughtTagDepth}</span>
     <NumberInput bind:value={$DataBase.promptSettings.maxThoughtTagDepth}/>
+    <span class="text-textcolor mt-4">{language.groupOtherBotRole} <Help key="groupOtherBotRole"/></span>
+    <SelectInput bind:value={$DataBase.groupOtherBotRole}>
+        <OptionInput value="user">User</OptionInput>
+        <OptionInput value="system">System</OptionInput>
+        <OptionInput value="assistant">assistant</OptionInput>
+    </SelectInput>
     <span class="text-textcolor mt-4">{language.customPromptTemplateToggle} <Help key='customPromptTemplateToggle' /></span>
     <TextAreaInput bind:value={$DataBase.customPromptTemplateToggle}/>
     <span class="text-textcolor mt-4">{language.defaultVariables} <Help key='defaultVariables' /></span>
     <TextAreaInput bind:value={$DataBase.templateDefaultVariables}/>
+    <span class="text-textcolor mt-4">{language.groupInnerFormat} <Help key='groupInnerFormat' /></span>
+    <TextAreaInput placeholder={`<{{char}}\'s Message>\n{{slot}}\n</{{char}}\'s Message>`} bind:value={$DataBase.groupTemplate}/>
     {#if $DataBase.jsonSchemaEnabled}
         <span class="text-textcolor mt-4">{language.jsonSchema} <Help key='jsonSchema' /></span>
         <TextAreaInput bind:value={$DataBase.jsonSchema}/>
diff --git a/src/ts/parser.ts b/src/ts/parser.ts
index 979fbae5..d2af1c79 100644
--- a/src/ts/parser.ts
+++ b/src/ts/parser.ts
@@ -1782,9 +1782,14 @@ export function risuChatParser(da:string, arg:{
 
     if(aChara){
         if(typeof(aChara) !== 'string' && aChara.type === 'group'){
-            const gc = findCharacterbyId(aChara.chats[aChara.chatPage].message.at(-1).saying ?? '')
-            if(gc.name !== 'Unknown Character'){
-                chara = gc
+            if(aChara.chats[aChara.chatPage].message.length > 0){
+                const gc = findCharacterbyId(aChara.chats[aChara.chatPage].message.at(-1).saying ?? '')
+                if(gc.name !== 'Unknown Character'){
+                    chara = gc
+                }
+            }
+            else{
+                chara = 'bot'
             }
         }
         else{
diff --git a/src/ts/process/index.ts b/src/ts/process/index.ts
index 4d5f6fdb..18ad7ac1 100644
--- a/src/ts/process/index.ts
+++ b/src/ts/process/index.ts
@@ -699,10 +699,25 @@ export async function sendChat(chatProcessIndex = -1,arg:{
         }
 
         let attr:string[] = []
+        let role:'user'|'assistant'|'system' = msg.role === 'user' ? 'user' : 'assistant'
 
-        if(nowChatroom.type === 'group' || (usingPromptTemplate && db.promptSettings.sendName)){
-            formatedChat = name + ': ' + formatedChat
-            attr.push('nameAdded')
+        if(
+            (nowChatroom.type === 'group' && findCharacterbyIdwithCache(msg.saying).chaId !== currentChar.chaId) ||
+            (nowChatroom.type === 'group' && db.groupOtherBotRole === 'assistant') ||
+            (usingPromptTemplate && db.promptSettings.sendName)
+        ){
+            const form = db.groupTemplate || `<{{char}}\'s Message>\n{{slot}}\n</{{char}}\'s Message>`
+            formatedChat = risuChatParser(form, {chara: findCharacterbyIdwithCache(msg.saying).name}).replace('{{slot}}', formatedChat)
+            switch(db.groupOtherBotRole){
+                case 'user':
+                case 'assistant':
+                case 'system':
+                    role = db.groupOtherBotRole
+                    break
+                default:
+                    role = 'assistant'
+                    break
+            }
         }
         if(usingPromptTemplate && db.promptSettings.maxThoughtTagDepth !== -1){
             const depth = ms.length - index
@@ -712,7 +727,7 @@ export async function sendChat(chatProcessIndex = -1,arg:{
         }
 
         const chat:OpenAIChat = {
-            role: msg.role === 'user' ? 'user' : 'assistant',
+            role: role,
             content: formatedChat,
             memo: msg.chatId,
             attr: attr,
@@ -725,6 +740,7 @@ export async function sendChat(chatProcessIndex = -1,arg:{
         currentTokens += await tokenizer.tokenizeChat(chat)
         index++
     }
+    console.log(JSON.stringify(chats, null, 2))
 
     const depthPrompts = lorepmt.actives.filter(v => {
         return (v.pos === 'depth' && v.depth > 0) || v.pos === 'reverse_depth'
diff --git a/src/ts/storage/database.ts b/src/ts/storage/database.ts
index 24f1c364..e2361b36 100644
--- a/src/ts/storage/database.ts
+++ b/src/ts/storage/database.ts
@@ -442,6 +442,7 @@ export function setDatabase(data:Database){
     }
     data.customQuotes ??= false
     data.customQuotesData ??= ['“','”','‘','’']
+    data.groupOtherBotRole ??= 'user'
     changeLanguage(data.language)
     DataBase.set(data)
 }
@@ -747,6 +748,8 @@ export interface Database{
     }
     customQuotes:boolean
     customQuotesData?:[string, string, string, string]
+    groupTemplate?:string
+    groupOtherBotRole?:string
 }
 
 export interface customscript{
@@ -1008,6 +1011,8 @@ export interface botPreset{
     jsonSchema?:string
     strictJsonSchema?:boolean
     extractJson?:string
+    groupTemplate?:string
+    groupOtherBotRole?:string
 }
 
 
@@ -1298,6 +1303,8 @@ export function saveCurrentPreset(){
         jsonSchema:db.jsonSchema ?? '',
         strictJsonSchema:db.strictJsonSchema ?? true,
         extractJson:db.extractJson ?? '',
+        groupOtherBotRole: db.groupOtherBotRole ?? 'user',
+        groupTemplate: db.groupTemplate ?? '',
     }
     db.botPresets = pres
     setDatabase(db)
@@ -1390,6 +1397,8 @@ export function setPreset(db:Database, newPres: botPreset){
     db.jsonSchema = newPres.jsonSchema ?? ''
     db.strictJsonSchema = newPres.strictJsonSchema ?? true
     db.extractJson = newPres.extractJson ?? ''
+    db.groupOtherBotRole = newPres.groupOtherBotRole ?? 'user'
+    db.groupTemplate = newPres.groupTemplate ?? ''
     return db
 }