Director:
The day before the national celebration / the Prime Minister suddenly disappeared / and the security chief Qiu Qixian who had last contact with him became a suspect. Qiu Qixian's daughter / Qiu Moyu (Alice Ko) / who is also a member of the Security Bureau / takes the Prime Minister's daughter Ai Xin to "Longmen Walled City" in order to clear her father's grievances / hoping to find evidence to prove her father's innocence. Qiu Moyu's childhood sweetheart Zhou Huaian (played by Wang Yangming) was trained abroad. For this reason / he rushed back to China and also came to "Longmen Walled City". The owner of the Walled City / Jin Xiangyu (played by Chen Yirong) / a coquettish and passionate woman full of secrets / and the Western District Police Detective Xiaodao (played by Xie Jiajian) / these four people gather in the "Longmen Walled City" and will develop a love-hate relationship. Who is the murderer who kidnapped the Prime Minister? How are the four people emotionally entangled?
国家庆典前一天，首相突然失踪了，与他最后接触的安全局长邱启贤於是成了嫌疑犯。邱启贤的女儿、同样为安全局一员的邱默语(柯佳嬿 饰)为了替父亲洗刷冤屈，带著首相女儿艾心至「龙门城寨」，希望能找到证据替证明父亲清白。 邱默语的青梅竹马周怀安(王阳明 饰)原在国外受训，为此赶回国同样到了「龙门城寨」。城寨的主人金湘玉(陈怡蓉 饰)，一个风骚多情身上充满秘密的女人，加上西区警探小刀(谢佳见 饰)，这四人聚首
