在鱼龙混杂的民国上海中，有4名身世奇异的年轻人被卷入了天府里的神秘，地下江湖，千门江湖，当时千门江湖的地位还是比较高的，并且在千门江湖中有很多的市井和才人，千门中人各怀绝技，身份多变，因为一场离奇的事件，4位年轻人被卷入了尘封多年的唐府灭门案当中，4个年轻人各怀心思，并且在一起破解了各种超自然的离奇案件，同时也揭露了当时的唐府灭门案的秘密。

4个年轻人本就不属于一个江湖，但是在被卷入千门江湖以后互相依靠，利用自身的本领来取长补短，4个年轻人在一个企业能够破除各种超自然的案件，对于最大的案件，唐府灭门案背后的惊天秘密也是非常巨大的，因为它连接着层层的关系，所以是一个比较巨大的关系网，4个年轻人会竭尽全力的去破处。

This TV series is a suspense TV series of the Republic of my country about modern suspense themes compiled and directed by a Chinese director. It was released in 2018. The TV series tells the story of the Republic of China period. A four-person team partnered with each other, speculated on each other in the Qianmen rivers and lakes, and successfully achieved their goals after experiencing a series of thrilling and weird stories

The beginning of the TV series introduces Shanghai in the period of the Republic of China. By coincidence, they were involved in Tianfu's underground rivers and lakes---in the Qianmen Rivers and Lakes, each of them has unique skills, and their identities change. In the long-standing case, the four of them had their own thoughts in the case, and working together, the four of them solved various supernatural and bizarre cases, slowly uncovering the long-standing shocking secrets, and the team of four also slowly moved towards Mature.