diff --git a/README.md b/README.md
index bf9817f..4157eec 100644
--- a/README.md
+++ b/README.md
@@ -162,9 +162,9 @@ Reverse for 'socialaccount_signup' not found. 'socialaccount_signup' is not a va
 
 答：相应用户需要被勾选“工作人员状态”，这个选项和权限无关，仅影响界面显示。
 
-问：“不计分”和“已封禁”两个组别有什么区别？
+问：“不计分”、“嫌疑组”和“已封禁”这三个组别有什么区别？
 
-答：后者不能看到题目，不能做题，不能打开首页。
+答：已封禁组不能看到题目，不能做题，不能打开首页。嫌疑组可做题，分数不计入排行榜。
 
 问：加群验证码是什么？
 
diff --git a/frontend/management/commands/fake_data.py b/frontend/management/commands/fake_data.py
index ccdeb04..16f3d66 100644
--- a/frontend/management/commands/fake_data.py
+++ b/frontend/management/commands/fake_data.py
@@ -156,7 +156,7 @@ def a():
             can_update_profile=True,
         )
 
-        groups = list(set(User.groups.keys()) - {'noscore', 'banned'})
+        groups = list(set(User.groups.keys()) - {'noscore', 'banned', 'suspicious'})
         for i in range(fake_users):
             print('user', i, end='\r')
             u = User.create(
diff --git a/frontend/templates/admin_user.html b/frontend/templates/admin_user.html
index 2872e85..e7a27a5 100644
--- a/frontend/templates/admin_user.html
+++ b/frontend/templates/admin_user.html
@@ -87,21 +87,9 @@ <h2 v-else>正在创建</h2>
                     <input class="vTextField" type="text" id="form-aff" name="aff" v-model="opened.aff">
                 </div>
                 <div class="form-row">
-                    <label for="form-suspicious">是否标记为第一阶段封禁:</label>
-                    <input class="vCheckboxField" type="checkbox" id="form-suspicious" name="suspicious" v-model="opened.suspicious">
-                </div>
-                <div class="form-row">
-                    <label for="form-suspicious-reason">第一阶段封禁原因:</label>
+                    <label for="form-suspicious-reason">嫌疑原因（仅在用户在嫌疑组时显示）:</label>
                     <input class="vTextField" type="text" id="form-suspicious-reason" name="suspicious-reason" v-model="opened.suspicious_reason">
                 </div>
-                <div class="form-row">
-                    <label for="form-suspicious-ddl">显示的第一阶段封禁联系截止时间:</label>
-                    <input class="vTextField" type="text" id="form-suspicious-ddl" name="suspicious-ddl" v-model="suspicious_ddl_input">
-                    <template v-if="suspicious_ddl_input">
-                        <div class="help" v-if="isNaN(new Date(suspicious_ddl_input).valueOf())"><strong>格式错误！</strong></div>
-                        <div class="help" v-else>本地时间: {{ new Date(suspicious_ddl_input).toLocaleString() }}<br>UTC 时间: {{ new Date(suspicious_ddl_input).toJSON() }}</div>
-                    </template>
-                </div>
             </fieldset>
             <div class="submit-row" v-show="!opened_disabled">
                 <input type="submit" class="default" value="保存">
@@ -155,9 +143,7 @@ <h2 v-else>正在创建</h2>
                         <td>{{ obj.major }}</td>
                         <td>{{ obj.campus }}</td>
                         <td>{{ obj.aff }}</td>
-                        <td><img v-if="obj.suspicious" src="/static/admin/img/icon-yes.svg" alt="True"><img v-else src="/static/admin/img/icon-no.svg" alt="False"></td>
                         <td>{{ obj.suspicious_reason }}</td>
-                        <td>{{ obj.suspicious_ddl }}</td>
                     </tr>
                     </tbody>
                 </table>
@@ -180,7 +166,6 @@ <h2 v-else>正在创建</h2>
             },
             account_pks: {},
             accountlog: {},
-            suspicious_ddl_input: '',
         },
         created() {
             this.refresh();
@@ -207,7 +192,6 @@ <h2 v-else>正在创建</h2>
             },
             open(obj) {
                 this.opened = {...obj};
-                this.suspicious_ddl_input = obj.suspicious_ddl || '';
                 axios.post('/account/', {method: 'account_pk', user: obj.pk})
                     .then(({data: {value}}) => {
                         this.$set(this.account_pks, obj.pk, value)
@@ -219,17 +203,6 @@ <h2 v-else>正在创建</h2>
             },
             opened_save() {
                 this.opened_disabled = true;
-                if (this.suspicious_ddl_input) {
-                    let suspicious_ddl = new Date(this.suspicious_ddl_input);
-                    if (isNaN(suspicious_ddl.valueOf())) {
-                        alert('时间格式错误');
-                        this.opened_disabled = false;
-                        return;
-                    }
-                    this.opened.suspicious_ddl = suspicious_ddl.toJSON();
-                } else {
-                    this.opened.suspicious_ddl = null;
-                }
                 axios.post('.', {method: 'save', args: this.opened})
                     .then(({data: {value}}) => {
                         this.opened = undefined;
diff --git a/frontend/templates/hub.html b/frontend/templates/hub.html
index 8f3cec1..17d9e1b 100644
--- a/frontend/templates/hub.html
+++ b/frontend/templates/hub.html
@@ -48,11 +48,10 @@
             <small>{{ new Date(announcement.time).toLocaleString() }}</small>
             <a href="/announcements/">查看所有公告</a>
         </div>
-        <div v-if="user.suspicious" class="msg-error">
-            经裁判组检查，你的账号有以下疑似违规行为：{{ user.suspicious_reason }}。
-            你的账号将会在 {{ new Date(user.suspicious_ddl).toLocaleString() }} 之后被封禁。
+        <div v-if="user.group==='suspicious'" class="msg-error">
+            经裁判组检查，你的账号有以下疑似违规行为：{{ user.suspicious_reason }}，因此取消排名资格。你仍可继续完成题目。
             如果你有异议，请尽快联系 <a href="mailto:hackergame@ustclug.org">hackergame@ustclug.org</a>，
-            提供你的 Token 以及申诉理由。在封禁之前，你仍可正常参加比赛。
+            提供你的 Token 以及申诉理由。
         </div>
         <div v-if="user" class="msg-info">
             <label for="token">Token:</label>
diff --git a/frontend/templates/score.html b/frontend/templates/score.html
index 335a5dc..6b8a46a 100644
--- a/frontend/templates/score.html
+++ b/frontend/templates/score.html
@@ -29,7 +29,7 @@ <h1>分数查询</h1>
         </select>
         <select v-model="group">
             <option value="">总排名</option>
-            <option v-for="i in coreData.groups" v-if="!['noscore', 'other', 'banned'].includes(i.id)" :value="i.id">{{ i.name }}</option>
+            <option v-for="i in coreData.groups" v-if="!['noscore', 'other', 'banned', 'suspicious'].includes(i.id)" :value="i.id">{{ i.name }}</option>
         </select>
         <button type="submit" class="pure-button pure-button-primary">加载</button>
     </form>
diff --git a/server/user/interface.py b/server/user/interface.py
index 39b09f0..8070a07 100644
--- a/server/user/interface.py
+++ b/server/user/interface.py
@@ -38,10 +38,10 @@ class User:
                    'display_name', 'nickname', 'name', 'sno', 'tel',
                    'email', 'gender', 'qq', 'website', 'school',
                    'grade', 'major', 'campus', 'aff', 'token', 'token_short', 'code',
-                   'suspicious', 'suspicious_reason', 'suspicious_ddl')
+                   'suspicious_reason')
     update_fields = ('group', 'nickname', 'name', 'sno', 'tel', 'email',
                      'gender', 'qq', 'website', 'school', 'grade', 'major', 'campus',
-                     'aff', 'suspicious', 'suspicious_reason', 'suspicious_ddl')
+                     'aff', 'suspicious_reason')
     groups = {
         'noscore': '不计分',
         'ustc': '中国科学技术大学',
@@ -61,6 +61,7 @@ class User:
         'nyist': '南阳理工学院',
         'sjtu': '上海交通大学',
         'other': '其他选手',
+        'suspicious': '嫌疑组',
         'banned': '已封禁',
     }
     # XXX:
@@ -89,11 +90,12 @@ class User:
         'nyist': ['nickname', 'name', 'sno', 'school', 'major', 'qq'],
         'sjtu': ['nickname', 'name', 'sno'],
         'other': ['nickname'],
+        'suspicious': ['nickname'],
         'banned': ['nickname'],
     }
-    no_board_groups = ['noscore', 'other', 'banned']
-    no_code_groups = ['noscore', 'other', 'banned']
-    no_score_groups = ['noscore', 'banned']
+    no_board_groups = ['noscore', 'other', 'suspicious', 'banned']
+    no_code_groups = ['noscore', 'other', 'suspicious', 'banned']
+    no_score_groups = ['noscore', 'suspicious', 'banned']
     subscribers = []
     _validators = {
         'group': group_validator,
@@ -112,9 +114,7 @@ class User:
         'major': RegexValidator(r'^.{1,15}$', '专业格式错误'),
         'campus': RegexValidator(r'^.{1,15}$', '校区格式错误'),
         'aff': RegexValidator(r'^.{1,100}$', '了解比赛的渠道格式错误'),
-        'suspicious': lambda x: isinstance(x, bool),
         'suspicious_reason': None,
-        'suspicious_ddl': None,
     }
     _private_key = OpenSSL.crypto.load_privatekey(
         OpenSSL.crypto.FILETYPE_PEM, settings.PRIVATE_KEY)
@@ -210,9 +210,7 @@ def update(self, **kwargs):
         except server.trigger.interface.TriggerIsOff:
             User.test_permission(self._context, 'user.full')
         if ('group' in kwargs and kwargs['group'] != self.group) or \
-           ('suspicious' in kwargs and kwargs['suspicious'] != self.suspicious) or \
-           ('suspicious_reason' in kwargs and kwargs['suspicious_reason'] != self.suspicious_reason) or \
-           ('suspicious_ddl' in kwargs and kwargs['suspicious_ddl'] != self.suspicious_ddl):
+           ('suspicious_reason' in kwargs and kwargs['suspicious_reason'] != self.suspicious_reason):
             User.test_permission(self._context, 'user.full')
         if self._context.user.pk != self.pk:
             User.test_permission(self._context, 'user.full')
@@ -226,22 +224,13 @@ def _update(self, **kwargs):
         for k, v in kwargs.items():
             if k in {'group', 'nickname', 'name', 'sno', 'tel', 'email',
                      'gender', 'qq', 'website', 'school', 'grade', 'major', 'campus',
-                     'aff', 'suspicious_reason', 'suspicious_ddl'}:
+                     'aff', 'suspicious_reason'}:
                 v = v or None
                 try:
                     v is None or (self._validators[k] and self._validators[k](v))
                 except ValidationError as e:
                     raise WrongFormat(e.message)
                 setattr(self._obj, k, v)
-            elif k in {'suspicious'}:
-                # non-nullable values should not be set to None like above
-                if v is None:
-                    raise WrongFormat()
-                try:
-                    self._validators[k] and self._validators[k](v)
-                except ValidationError as e:
-                    raise WrongFormat(e.message)
-                setattr(self._obj, k, v)
             else:
                 raise WrongArguments()
         self._obj.save()
@@ -253,7 +242,7 @@ def _update(self, **kwargs):
             **{k: getattr(self._obj, k) for k in {
                 'user', 'group', 'nickname', 'name', 'sno', 'tel',
                 'email', 'gender', 'qq', 'website', 'school', 'grade', 'major', 'campus',
-                'aff', 'token', 'suspicious', 'suspicious_reason', 'suspicious_ddl'
+                'aff', 'token', 'suspicious_reason'
             }},
         )
 
@@ -448,20 +437,8 @@ def code(self):
         token = self._obj.token
         return f'{self.pk}-{int(sha256(token.encode()).hexdigest(), 16)%10000:04}'
 
-    @property
-    def suspicious(self):
-        if self._context.user.pk != self.pk:
-            User.test_permission(self._context, 'user.full', 'user.view')
-        return self._obj.suspicious
-
     @property
     def suspicious_reason(self):
         if self._context.user.pk != self.pk:
             User.test_permission(self._context, 'user.full', 'user.view')
         return self._obj.suspicious_reason
-
-    @property
-    def suspicious_ddl(self):
-        if self._context.user.pk != self.pk:
-            User.test_permission(self._context, 'user.full', 'user.view')
-        return self._obj.suspicious_ddl
diff --git a/server/user/migrations/0018_remove_user_suspicious_remove_user_suspicious_ddl_and_more.py b/server/user/migrations/0018_remove_user_suspicious_remove_user_suspicious_ddl_and_more.py
new file mode 100644
index 0000000..7e12fe9
--- /dev/null
+++ b/server/user/migrations/0018_remove_user_suspicious_remove_user_suspicious_ddl_and_more.py
@@ -0,0 +1,29 @@
+# Generated by Django 4.2.16 on 2024-10-31 06:05
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("user", "0017_update_groups_2024"),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name="user",
+            name="suspicious",
+        ),
+        migrations.RemoveField(
+            model_name="user",
+            name="suspicious_ddl",
+        ),
+        migrations.RemoveField(
+            model_name="userlog",
+            name="suspicious",
+        ),
+        migrations.RemoveField(
+            model_name="userlog",
+            name="suspicious_ddl",
+        ),
+    ]
diff --git a/server/user/models.py b/server/user/models.py
index e8a1054..c89f282 100644
--- a/server/user/models.py
+++ b/server/user/models.py
@@ -18,9 +18,7 @@ class User(models.Model):
     campus = models.TextField(null=True)
     aff = models.TextField(null=True)
     token = models.TextField()
-    suspicious = models.BooleanField(default=False)
     suspicious_reason = models.TextField(null=True)
-    suspicious_ddl = models.DateTimeField(null=True)
 
     class Meta:
         default_permissions = ()
@@ -66,9 +64,7 @@ class UserLog(models.Model):
     campus = models.TextField(null=True)
     aff = models.TextField(null=True)
     token = models.TextField()
-    suspicious = models.BooleanField(default=False)
     suspicious_reason = models.TextField(null=True)
-    suspicious_ddl = models.DateTimeField(null=True)
 
     class Meta:
         default_permissions = ()