Smoke was once a friend and ally of Sub-Zero when they both tried to escape from being turned into machines by their ninja clan. But Smoke is captured and transformed into a cyborg with a mission to find and kill his own partner. But Smoke soon finds himself being persued by Shao Khan's minions. He learns he still has a soul and his true mission is the destruction of the Outworld invaders. He defeats Kahn and saves the world, but is forever trapped in his artificial body.