Five years have passed since Goku defeated Piccolo at the Tenkaichi Budokai. Goku and Chi-Chi have a son named Gohan, and they are living happily ever after. One day, Garlic Jr.'s minions, Ginger and a trio, appear and steal the Dragon Balls along with Gohan. Garlic Jr. obtains all seven Dragon Balls and obtains eternal life from Shenron. Behind this lies the unknown relationship between his father, Garlic, and Kami... Goku struggles against Garlic Jr. Piccolo comes to his aid, but it's a close call! At that moment, "Dad!", Gohan's latent Z power explodes in anticipation of his father's crisis!