Harry Donovan is an art forger who paints fake Rembrandt picture for $500,000. The girl he meets and gets into bed with in Paris, Marieke, turns out to be an arts expert Harry's clients are using to check the counterfeit picture he painted.

Jackson is back, and now he has a new partner, karate champion Sean, as they must face a deadly terrorist known as "The Cobra", who has infected Sean with a virus. Sean and Jackson have no choice but to fight the Cobra and his bands of ninjas.