In 1994, tax auditor Ouyang Xu, criminal investigator Yan Ping'an, and Zhou Haiyang—who was searching for his missing wife—met through a counterfeit invoice case in Chunjiang City. Under the tide of the times, the three experienced vastly different circumstances, and their fates gradually diverged. Years later, Operation Grain Rain brings them together again—but the brothers of old now stand on opposite sides. Ouyang Xu faces off against the tax fraud ring led by Zhou Haiyang and the protective umbrella behind it, caught in a painful choice between emotion and the law. Starting from a single invoice, he tears away the veil of greed and ultimately eliminates evil, safeguarding justice.

In the fictional city of Jingzhou, prosecutor Tian Guofu and anti-corruption officer Sha Ruijin investigate high-level corruption, uncovering a complex web of political intrigue and power struggles. As they pursue justice, they face immense challenges, navigating a dangerous landscape where loyalty, ambition, and morality collide.

月黑风高，女鬼出没！京城四大凶宅之一的北平会馆内，邪灵魅影飘忽不定，诡秘的二胡声一响，必有人魂飞魄散，尖叫毙命！连环死亡名册引发阵阵恐慌，每位在会馆横死的人，都将被记录在册。躲在暗处的难解之谜、无法破除的死亡诅咒、如厉鬼磨牙吮血的骇人夺命二胡声、不翼而飞的尸体、光怪陆离的超自然现象死亡、令人凄神寒骨的人偶，让整个会馆氤氲着死亡气息。海归女法医神秘出现联手恐怖作家为解开迷局，不顾生死闯入会馆，却让事情变得更加扑朔迷离。北平会馆内毛骨悚然的二胡声从未停歇，怪诞诡奇的死亡依旧在继续…………