After Majin Buu absorbs Gohan, Goku's plan to join forces with his son is ruined. But an unlikely ally arrives on the scene-Vegeta. Will the Saiyan Prince put aside his differences and agree to merge with Goku?

The newly-formed Saiyan warrior Super Vegito matches Majin Buu punch for punch. But the monster's new opponent stirs up an uncontrollable anger within the very heart of the beast. Will Majin Buu's frenzy mean the end of planet Earth?