On the depths of the Earth, near to the center of the same... There's a big Underground factory. Which is under the control of Evil forces. Our Hero, Bomberman, is one of the Robots that are forced to work under the production of Bombs. However, Bomberman doesn't enjoys this work as the other Robots do. Once, our hero hears about a Legend, this Legend tells that if one Robot manages to escape to the surface, and it's touched by sunlight, it will become a Human. Bomberman decides to figure out if it's true by himself, unfortunately. The other robots of the Factory discover his plan... And then go after him it, The only defence of our Hero, are the Bombs that he produces. Armed only with those, and with his courage. He starts his adventure..