Marty's trip to the forbidden area turns into a great adventure when he runs into Ally, the daughter of the head of a great technological corporation.

Marty's father sees the Fist of Eon and realises that the time has come for the general to make his return; Marty must learn to use his powers to save Ally.

With the General's rebuilders after them, Marty, Ally, and Buttons must get through the desert without getting caught in order to flee to Crystal City.

On his way to Crystal City, Marty learns an important lesson about skill when fighting various robots and bounty hunters.

After being humiliated by Marty and his friends, an angry biker gang plots to capture them; meanwhile, people at Ally's father's company wonders why the young girl is so important to his plans while they anticipate her return.

Continuing on their journey, Marty and the rest of the gang meet up with the elderly, yet fiendish, Orange Mama.