While uncovering the Evil Society's conspiracy to conquer the world, beautiful agent Leila of Rolling Thunder was captured and is now being tortured. Rolling Thunder is the name of an international secret police organization, and you are its best agent. Armed with a single-fire handgun, your mission is to infiltrate the underground headquarters of the Evil Society, shoot lots of bad guys, rescue Leila, and kill Mabu, the alien leader of the Evil Society. Members of this terrible criminal network include ninjas, hooded thugs, ape-men, and other fiendish types. As you run, jump, duck, and shoot your way through the ten areas of play, you can enter doors which contain extra time, extra bullets, and machine guns.