diff --git "a/\350\276\205\345\212\251\347\224\250\346\210\267\345\276\252\347\216\257\347\255\276\345\210\260/README.md" "b/\350\276\205\345\212\251\347\224\250\346\210\267\345\276\252\347\216\257\347\255\276\345\210\260/README.md"
new file mode 100644
index 00000000..f3cd28fb
--- /dev/null
+++ "b/\350\276\205\345\212\251\347\224\250\346\210\267\345\276\252\347\216\257\347\255\276\345\210\260/README.md"
@@ -0,0 +1,9 @@
+# 辅助用户循环签到
+
+## 功能解释
+NV1 辅助用户循环签到，用于给机器人涨经验值
+
+## 使用方法
+- 生成配置文件后，在里面填 NV1 账号和密码（真实密码不是哈希）即可循环给辅助用户机器人签到
+- 配置文件中可以设置签到频率，默认 15 分钟签一次到
+- 控制台发送命令 nv1sign 可以手动签一次到
diff --git "a/\350\276\205\345\212\251\347\224\250\346\210\267\345\276\252\347\216\257\347\255\276\345\210\260/__init__.py" "b/\350\276\205\345\212\251\347\224\250\346\210\267\345\276\252\347\216\257\347\255\276\345\210\260/__init__.py"
new file mode 100644
index 00000000..f855ee4b
--- /dev/null
+++ "b/\350\276\205\345\212\251\347\224\250\346\210\267\345\276\252\347\216\257\347\255\276\345\210\260/__init__.py"
@@ -0,0 +1,264 @@
+from __future__ import annotations
+
+import hashlib
+import threading
+from typing import Any, Dict, Optional, Tuple
+
+import requests
+from tooldelta import Plugin, ToolDelta, Print, cfg, plugin_entry, utils
+
+
+class NV1TimedSignIn(Plugin):
+    """循环签到插件"""
+
+    name = "辅助用户循环签到"
+    author = "丸山彩"
+    version = (0, 0, 2)
+
+    API_BASE = "https://nv1.nethard.pro/api"
+
+    def __init__(self, frame: ToolDelta):
+        super().__init__(frame)
+
+        self.config = {
+            "username": "",
+            "password": "",
+            "是否启用循环签到": True,
+            "签到间隔分钟": 15,
+            "请求超时秒": 10.0,
+        }
+        self.config, _ = cfg.get_plugin_config_and_version(
+            self.name, {}, self.config, self.version
+        )
+
+        self._stop_evt = threading.Event()
+
+        self._sess: Optional[requests.Session] = None
+
+        self._pwd_plain_cached: Optional[str] = None
+        self._pwd_hash_cached: Optional[str] = None
+
+        self._logged_in = False
+
+        self.ListenPreload(self.on_preload)
+        self.ListenActive(self.on_active)
+        self.ListenFrameExit(self.on_exit)
+
+    def on_preload(self):
+        """Preload"""
+        self.frame.add_console_cmd_trigger(
+            ["nv1sign"],
+            "手动执行一次 NV1 登录+签到",
+            "用法：nv1sign",
+            self.cmd_nv1sign,
+        )
+
+    def on_active(self):
+        """Active"""
+        if self.config.get("是否启用循环签到", True):
+            utils.createThread(self._interval_loop, (), f"{self.name}-interval")
+
+    def on_exit(self, *_):
+        """Exit"""
+        self._stop_evt.set()
+
+    def cmd_nv1sign(self, _args):
+        """控制台手动签到"""
+        utils.createThread(self._run_once_safe, (), f"{self.name}-manual")
+
+    def _interval_loop(self):
+        """循环签到"""
+        while not self._stop_evt.is_set():
+            self._run_once_safe()
+
+            interval_min = self.config.get("签到间隔分钟", 15)
+            try:
+                interval_sec = float(interval_min) * 60.0
+            except Exception:
+                interval_sec = 15.0 * 60.0
+
+            interval_sec = max(5.0, interval_sec)
+
+            if self._stop_evt.wait(interval_sec):
+                break
+
+    def _run_once_safe(self):
+        """执行一次签到"""
+        try:
+            self._login_and_sign()
+        except Exception as e:
+            Print.print_err(f"[{self.name}] 执行出错：{e}")
+
+    @staticmethod
+    def _sha256_hex(s: str) -> str:
+        """字符串做 SHA-256"""
+        return hashlib.sha256(s.encode("utf-8")).hexdigest()
+
+    def _get_timeout(self) -> float:
+        """从配置读取并解析请求超时秒"""
+        timeout = self.config.get("请求超时秒", 10.0)
+        try:
+            timeout_f = float(timeout)
+        except Exception:
+            timeout_f = 10.0
+        return timeout_f
+
+    def _get_session(self) -> requests.Session:
+        """获取/创建复用的 requests.Session"""
+        if self._sess is None:
+            self._sess = requests.Session()
+        return self._sess
+
+    def _get_password_hash(self, password_plain: str) -> str:
+        """缓存 password 的 SHA-256"""
+        if self._pwd_plain_cached == password_plain and isinstance(
+            self._pwd_hash_cached, str
+        ):
+            return self._pwd_hash_cached
+        pwd_hash = self._sha256_hex(password_plain)
+        self._pwd_plain_cached = password_plain
+        self._pwd_hash_cached = pwd_hash
+        return pwd_hash
+
+    def _request_json(
+        self,
+        method: str,
+        endpoint: str,
+        *,
+        json_body: Optional[Dict[str, Any]] = None,
+        headers: Optional[Dict[str, str]] = None,
+        timeout: float = 10.0,
+    ) -> Tuple[Optional[Dict[str, Any]], int, str]:
+        """请求封装统一用 resp.json()"""
+        url = f"{self.API_BASE}{endpoint}"
+        sess = self._get_session()
+        resp = sess.request(
+            method,
+            url,
+            json=json_body,
+            headers=headers,
+            timeout=timeout,
+        )
+        status = int(getattr(resp, "status_code", 0) or 0)
+        text = (getattr(resp, "text", "") or "")[:300]
+
+        try:
+            obj = resp.json()
+        except Exception:
+            return None, status, text
+
+        return obj if isinstance(obj, dict) else None, status, text
+
+    @staticmethod
+    def _is_login_expired(j: Optional[Dict[str, Any]]) -> bool:
+        """判断登录失效：success=false 且 message=请先登录"""
+        if not isinstance(j, dict):
+            return False
+        return (j.get("success") is False) and (j.get("message") == "请先登录")
+
+    def _ensure_login(
+        self,
+        username: str,
+        password_hash: str,
+        headers: Dict[str, str],
+        timeout: float,
+    ) -> bool:
+        """执行登录请求并更新登录状态"""
+        payload = {"username": username, "password": password_hash}
+        j, _status, text = self._request_json(
+            "POST",
+            "/user/login",
+            json_body=payload,
+            headers=headers,
+            timeout=timeout,
+        )
+
+        if j is None:
+            Print.print_err(f"[{self.name}] 登录失败：{text}")
+            self._logged_in = False
+            return False
+
+        if not bool(j.get("success", False)):
+            msg = j.get("message", "登录失败")
+            Print.print_err(f"[{self.name}] 登录失败：{msg}")
+            self._logged_in = False
+            return False
+
+        self._logged_in = True
+        return True
+
+    def _do_sign(
+        self,
+        headers: Dict[str, str],
+        timeout: float,
+    ) -> Optional[Dict[str, Any]]:
+        """执行签到请求并返回响应"""
+        j, _status, text = self._request_json(
+            "GET",
+            "/helper-bot/daily-sign",
+            headers=headers,
+            timeout=timeout,
+        )
+
+        if j is None:
+            Print.print_err(f"[{self.name}] 签到失败：{text}")
+            return None
+
+        if self._is_login_expired(j):
+            return j
+
+        success = bool(j.get("success", False))
+        if not success:
+            msg = j.get("message", "签到失败")
+            Print.print_err(f"[{self.name}] success=false：{msg}")
+            return None
+
+        return j
+
+    def _login_and_sign(self):
+        """登录 NV1 并签到，复用 Session，登录失效时重登一次"""
+        username = str(self.config.get("username", "")).strip()
+        password_plain = str(self.config.get("password", ""))
+
+        if not username or not password_plain:
+            Print.print_err(f"[{self.name}] 请先在配置中填写 username/password")
+            return
+
+        password_hash = self._get_password_hash(password_plain)
+        timeout_f = self._get_timeout()
+
+        headers = {
+            "Accept": "application/json, text/plain, */*",
+            "Content-Type": "application/json",
+            "Origin": "https://nv1.nethard.pro",
+            "Referer": "https://nv1.nethard.pro/login",
+            "User-Agent": "Mozilla/5.0",
+        }
+
+        sign_json = self._do_sign(headers=headers, timeout=timeout_f)
+
+        if sign_json is not None and self._is_login_expired(sign_json):
+            if self._ensure_login(username, password_hash, headers, timeout_f):
+                sign_json = self._do_sign(headers=headers, timeout=timeout_f)
+            else:
+                return
+
+        if sign_json is None:
+            return
+
+        if not bool(sign_json.get("success", False)):
+            msg = sign_json.get("message", "签到失败")
+            Print.print_err(f"[{self.name}] success=false：{msg}")
+            return
+
+        data = sign_json.get("data", {})
+        nickname = ""
+        level = None
+        if isinstance(data, dict):
+            nickname = str(data.get("nickname", "") or "")
+            level = data.get("level", None)
+
+        Print.print_inf(f"[{self.name}] success=true：nickname={nickname} level={level}")
+
+
+entry = plugin_entry(NV1TimedSignIn)
diff --git "a/\350\276\205\345\212\251\347\224\250\346\210\267\345\276\252\347\216\257\347\255\276\345\210\260/datas.json" "b/\350\276\205\345\212\251\347\224\250\346\210\267\345\276\252\347\216\257\347\255\276\345\210\260/datas.json"
new file mode 100644
index 00000000..0896ab34
--- /dev/null
+++ "b/\350\276\205\345\212\251\347\224\250\346\210\267\345\276\252\347\216\257\347\255\276\345\210\260/datas.json"
@@ -0,0 +1,8 @@
+{
+    "plugin-id": "辅助用户循环签到",
+    "author": "丸山彩",
+    "version": "0.0.2",
+    "description": "NV1 辅助用户循环签到，用于给机器人涨经验值",
+    "plugin-type": "classic",
+    "pre-plugins": {}
+}