From the Game Manual / Box:
Sure, maybe on the outside, Boomer is cute and a bit on the pink side. But on the inside, he's all fight. he has to be tough. Boomer is the last warrior left in Asmik World.
Before Boomer can defeat the dark lord Zoozoon in his tower, Boomer needs to dig up an assortment of buried weapons and destroy Zoozoon's mutant guards. But if Boomer cannot find the key to the 8 different worlds of the tower, he will never battle Zoozoon for control of Asmik World. Time is running out for both Boomer and the good people of Asmik World. They need your help now.