The "hero" of the original, Ming (Andy Lau), has survived. He is lauded as the cop who killed the triad mole. He has received the late Superintendent Wong’s watch, a commendation, and a promotion. He is dating the hypnotherapist Dr. Lee (Kelly Chen). But he is haunted. He sleeps on the floor. He sees Chan Wing-Yan (Tony Leung) in every reflection. His life is a performance, and the curtain is fraying.
Ming tracks down a retired police psychiatrist, Dr. Kwan, who treated Lau in secret. Dr. Kwan warns him: “You’re not investigating a case. You’re stepping into a hall of mirrors. Lau Kin-Ming suffered from a condition I call Infernal Recursion . He could no longer distinguish his own memories from the mole he was hunting. He began to become Chan Wing-Yan.” Infernal Affairs III
We follow Chan Wing-Yan (Tony Leung) as he navigates the dangerous waters of triad boss Hon Sam’s suspicion. This timeline introduces Shen Cheng (Chen Daoming), a mysterious mainland gang leader, and Yeung Kam-Wing (Leon Lai), a cold and elite inspector from the Security Wing. Infernal Affairs III: Untangling the Time-Jumping Finale of