When an elegant criminal profiler meets a stern criminal investigation captain, the clash of reason and insight weaves a web to unravel the mysteries of human nature.
Jiang Yu, a criminal psychology consultant, has a refined appearance and deep eyes that can see through lies. From the smallest slips in someone's behavior, he can sketch the twisted landscape of a criminal's soul. Lu Lin, head of the major crimes unit, is as cold as a drawn blade. With extraordinary drive and an almost obsessive attention to detail, he painstakingly pieces together clues at crime scenes.
A ritualistic murder on a rainy night, a murder involving a powerful family and coercive control... The bizarre cases seem to have nothing in common, but as the two investigate together, they gradually assemble the pieces of a shocking conspiracy lurking in the city's shadows. Each case is a tragic song about human nature, and they are both hunters solving the mysteries and prey pursued by the pain of their pasts.
A hundred thousand miles on the trail of killers, thirty chapters of a blood-red symphony. When the final movement of the truth plays, will they find redemption, or an even deeper abyss?