The Justice Duo: Tracking Down the Killer in the Shadow of Sin

Qin Yu and Lin Xiao are partners with very different personalities, yet they work together seamlessly. Starting with the shadow of an old case from five years ago, they become entangled in a string of baffling mysteries involving a secret room at a dance school, workplace bullying, and murder for insurance money. A mysterious organization slowly emerges, using technology and psychological manipulation to enable its crimes, while danger follows close behind...