A young humanoid alien who gets stranded on earth hooks up with a grizzled old sheriff in a western town and tries to help him solve a tough case, but the sheriff doesn't want any help from a "kid."
Bud Spencer is, as always, getting into fights - especially after getting a job as sheriff. He's looking after a small boy who's actually an extraterrestrial with special abilities thus the military wants him. Bud's got his hands full.