Undercover agent Luther Shen's identity was exposed. He swapped souls with Cole Chen, the syndicate's second-in-command. Trapped in his enemy's body, his Handler was killed, and he faces infighting and manhunts. To complete his mission and protect his daughter Irene Shen, he maneuvers under Cole Chen's identity, teams up with fellow undercover agent Derek Fu to investigate, discovering the mastermind is his former superior Old Troy. He vows to tear down the criminal network.