After winning the World Martial Arts tournament, Goku is now fully grown with a family, and his mightiest adventures are due to begin. Goku learns of his true heritage as an alien Saiyan sent to destroy Earth! Finding rivalry then friendship with the Saiyan Prince Vegeta, the threats become much more powerful and the journey more epic, but Goku rises to the challenge as a Super Saiyan!
After winning the championship, Trunks fights an exhibition match against Mr. Satan! Can the Champ hold on to his reputation as the world's strongest fighter? Meanwhile, two mysterious figures reveal themselves to Goku!