Molecule Man is trapped in a radioactive maze and must reach the escape teleport before the radiation kills him.
The player controls the Molecule Man in his quest to escape. He must find the teleport and repair it using 16 circuit board pieces that are scattered around the maze. Bombs must be purchased to blow open inaccessible areas. Meanwhile the radiation is killing him and health pills must be purchased to prolong his life.
Coins can be found lying around. These must be collected and taken to dispensers to purchase bombs and pills.