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?
Despite the fury of their attacks, Goku and Piccolo are unable to land a death blow in their battle against Raditz. Gohan's unexpected outburst manages to weaken the powerful Saiyan, but it may be too little, too late.
Now that he's dead, Goku must fight to survive in the afterlife, especially during his treacherous trek down Snake Way. Back on Earth, Gohan endures his own punishment as a student in the house of Piccolo!
Piccolo tries to toughen up Gohan with some wilderness survival training, but things get hairy when the young Saiyan sees his first full moon! Meanwhile, Yajirobe summons Earth's strongest fighters to Kami's Lookout.
To prove himself worthy of King Kai's training, Goku must test his mettle against a fleet-footed monkey and a powerful cricket that's big on respect. Meanwhile, in the land of the living, Gohan takes a beating from his monstrous master!
Piccolo joins the battle in progress and quickly attacks Frieza with the strength of two Namekian warriors. The powerful villain is caught off guard, but a second transformation gives him the strength to finish the fight once and for all!
Frieza has begun his ultimate transformation, and Vegeta's only hope to defeat the monster is suffering a mortal wound. If the Saiyan warrior can convince Dende to restore his strength, he may gain the power to defeat his enemy!
Goku arrives at the battle scene only to find Vegeta battered and badly beaten. With his dying breath, the Saiyan prince reveals the truth about Frieza's roll in the death of Goku's father, prompting a fierce outburst of Saiyan pride!
Goku and Frieza go head to head in a vicious slugfest that threatens to destroy the planet of Namek. Krillin and Gohan are amazed by the brutality of the battle, but Piccolo believes two warriors are just warming up!
After suffering a savage beating at the hands of Frieza, Goku summons the awesome power of the Kaio-Ken! If his desperate attack succeeds, victory will be his, but if it fails, the Saiyan race will be eliminated!
When his most powerful attacks fail to faze Frieza, Goku turns to his ultimate weapon: the Spirit Bomb! Piccolo joins the fight to buy Goku some time, but can the noble Namekian survive long enough to taste sweet victory?
With the help of his friends, Goku succeeds in blasting Frieza with a gargantuan Spirit Bomb! Victory seems assured, but when the monster remerges to strike a shockingly fatal blow - Goku undergoes a powerful transformation!
While Gohan races to save Piccolo, Goku inflicts a Super-Saiyan beating on Frieza. The blonde brawler's impressive new powers drive his opponent to a desperate counterattack that could obliterate Namek!
Despite the danger of Namek's impending implosion, Goku continues his battle with Frieza, determined to extract revenge for Krillin's murder. Elsewhere, Gohan tries to locate Bluma before it's too late!
Goku's ill-advised display of mercy leads to a treacherous final attack by Frieza. As the epic battle between the two warriors reaches its climax, planet Namek teeters on the brink of ultimate destruction!
The formidable stranger finally reveals the secret of his origins after a Super Saiyan sparring session with Goku. The oddly familiar fighter is a visitor from the future sent to deliver a grave warning!
Vegeta's sudden arrival creates an opening for the others to rescue Goku. While Yamcha rushes the fallen hero to safety, Vegeta reveals his new and improved fighting style - including the Big Bang Attack!
One by one, Vegeta and his reluctant allies meet horrific ends at the hands of the unstoppable Androids. A bed-stricken Goku is Earth's only hope, but there's a specially-designed Android waiting to destroy him!
During their investigation of the second time machine, Gohan and company stumble upon the shell of what appears to be a monstrous creature. Later, a horrific vision forces Kami to accept his fate and merge with Piccolo!
Cell's arrival forces Piccolo and the Androids into an uneasy - and temporary - alliance. While the Super Namekian mounts a desperate, final attack, Goku and Gohan wait for Vegeta to emerge from the Room of Spirit and Time!
Desperate to help Android 18 escape, Tien places his own life at risk in an unwinnable battle with the monster Cell. When the three-eyed warrior's power quickly fades, he'll need a lift from a friend to avoid a gruesome end!