Message from the Agency computer..... "....Your mission. Agent 4125 is to foil a horrible plot. From an underground laboratory, Elvin. the scientist, is holding the world hostage under threat of nuclear annihilation. You must penetrate his stronghold, avoid his human-seeking robots and find pieces of the security code.
Somersault over the robots or use a precious snooze code to deactivate them long enough to search each room. Use the Agency's computer to unscramble the passwords from the code pieces, or try solve them yourself. You'd better beware....This mission is stamped IMPOSSIBLE!"