In the future, the inmates of a private underground prison are computer-controlled with cameras, dream readers, and devices that can cause pain or death. John and his illegally pregnant wife Karen are locked inside "The Fortress" but are determined to escape before the birth of their baby.

Danny O'Neill is a bomb disposal expert assigned to a case where terrorists have developed an "invisible" liquid explosive which is activated within the human body.

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.

A young teenager named Mikey Walsh finds an old treasure map in his father's attic. Hoping to save their homes from demolition, Mikey and his friends Data Wang, Chunk Cohen, and Mouth Devereaux run off on a big quest to find the secret stash of Pirate One-Eyed Willie.