Briefcase-size nuclear bombs are on the black market in Shanghai. Mitchell goes undercover as a potential buyer, embroiling himself in a triangle of deceit and desire that could easily turn deadly.

Smith closes in on Khan who has disguised himself as the arch-criminal Richard Coventry. Caught in the middle is Amy Li, the unknowing pawn in an age-old battle between the ultimate good and the ultimate evil. Meanwhile, JT and Mitchell are on the run, hunted by a relentless killer who won't give up their trail, even after JT kills him.