The story covers the time period up to Goku being sent to Earth, and marks the first appearance of Goku's mother Gine in the Dragon Ball franchise.Bardock is out conquering a planet when Frieza decides to eradicate the Saiyans and orders all of them back to Planet Vegeta. Bardock returns home, suspicious of Frieza's actions. Vegeta is out conquering a planet with Raditz and decides to ignore the order. Bardock reunites with Gine, and begins to wonder about his 3-years-old son Kakarot (Goku). Worried that their planet might be met with a terrible fate, Bardock steals an Attack Ball and launches Kakarot out into space. One month later, Frieza arrives to destroy Planet Vegeta.