In order to foil a terrorist plot, an FBI agent undergoes facial transplant surgery and assumes the identity of a criminal mastermind, who murdered his only son. The plan turns sour when the criminal wakes up prematurely and seeks revenge.
Archetypal buddy cops Riggs and Murtaugh are back for another round of high-stakes action, this time setting their collective sights on bringing down a former Los Angeles police lieutenant turned black market weapons dealer. Lorna Cole joins as the beautiful yet hardnosed internal affairs sergeant who catches Riggs's eye.