The Iron Triangle of Serious Cases: the Abyss of Humanity Beneath the Scars

Binjiang City, a modern coastal city, has an undercurrent of evil hidden under its bustling appearance. The crime team's Lu Chen, forensic doctor Su Qingyan, and portrait artist Shen Yi formed the "Iron Triangle" to jointly detect various vicious criminal cases, pursue the truth while peeling off cocoons, and at the same time uncover the dusty secrets of a serial unsolved case many years ago.