The episode begins telling the story of Goku up to the present of the series. The episode goes on to introduce his son Gohan, named after Goku's grandfather. Although a stranger appears in a space pod in search of someone by the name of Kakarot. Who is he, and who is Kakarot?

It has been thirteen years since the Androids began their killing rampage and Son Gohan is the only person fighting back. He takes Bulma's son Trunks as a student and even gives his own life to save Trunks's. Now Trunks must figure out a way to change this apocalyptic future

Dr. Gero's Androids #13, #14, and #15 are awakened by the laboratory computers and immediately head to the mall where Goku is shopping. After Goku, Trunks, and Vegeta defeat #14 and #15, #13 absorbs their inner computers and becomes a super being greater than the original three separately were. Now it is up to Goku to stop him.

Cooler has resurrected himself as a robot and is enslaving the people of New Namek. Goku and the gang must help.

Bardock, Son Goku's father, is a low-ranking Saiyan soldier who was given the power to see into the future by the last remaining alien on a planet he just destroyed. He witnesses the destruction of his race and must now do his best to stop Frieza's impending massacre.

The Saiyan named Turles has come to Earth in order to plant a tree that will both destroy the planet and give him infinite strength. Son Goku and the Z Warriors cannot let this happen and duke it out with the invaders for the sake of the planet.

Gohan has been kidnapped! To make matters worse, the evil Garlic Jr. is gathering the Dragonballs to wish for immortality. Only then will Garlic Jr. be able to take over the Earth in order to gain revenge for the death of his father. Goku rushes to save Gohan, but arrives at the fortress just as Garlic Jr. summons the Eternal Dragon! Krillin and Piccolo try to help Goku, but their combined powers.

Long ago in the mountains, a fighting master known as Gohan discovered a strange boy whom he named Goku. Gohan raised him and trained Goku in martial arts until he died. The young and very strong boy was on his own, but easily managed. Then one day, Goku met a teenage girl named Bulma, whose search for the mystical Dragon Balls brought her to Goku's home. Together, they set off to find all seven and to grant her wish.