盛唐初年，气象万千；夜魅长安，业孽浮屠。光怪陆离之下尽是怪异之事，血雨腥风间暗藏猎杀危局。盛世奇谭，诡案揭幕。
剧集改编自热门同名小说，讲述少女仵作许琳琅因血案卷入江湖，与鹿九、司马箜组成热血三人组，在无相城等势力交织的“江湖暗网”中携手探案，揭开真相并收获成长与情感的精彩故事。
落魄千金程又然为报弑母、夺家之仇换脸埋名，借用好友苏心悦的身份与星云集团继承人、杀母仇人之子许时安假意订婚。在搜集罪证的过程中，程又然的真实身份逐渐被许时安识破，然而，许时安没有揭露而是默默守护并暗中协助程又然的复仇计划。程又然剥开层层真相，发现当年的罪魁祸首竟另有其人。
When their mother is hospitalized in a car accident, Pim and Putt suddenly discover that they have a set of grandparents they've never known about. But a terrifying truth has long been hidden within the walls of their grandparents’ house, a truth that gradually reveals itself to Pim and Putt through a mystical hole, unleashing hair-raising horror on their family.
