Goku and his companions arrive at the mystic Second Demon World where a giant ocean spreads as far as the eye can see! The party is amazed at the new world but is immediately attacked by Gendarmerie that have been sent by Gomah!

Having regrouped with Vegeta and the others, Goku and his companions arrive at a planet that seems familiar. As they move to head out, a suspicious shadow approaches! It's the Legendary Namek who remained alone in the Demon Realm!

Vegeta’s battle with the Tamagami is evenly matched, but forced underwater where he's not used to fighting, he finds himself struggling! Vegeta is cornered and sinks to the ocean floor. But then he finally unleashes his true strength!

Goku and his companions finally reach Gomah's palace. But Kadem and the mighty Gendarmerie Force bar their way! Meanwhile, in the palace, Degesu takes action for his own ambitions!

Goku and his companions face off with Arinsu. With everything on the line, their battle begins. But all of a sudden, a transformed King Gomah stands before both parties!

King Gomah enters the battlefield and an all-out battle ensues! Goku and his companions stuggle against the power of the Third Eye. Just when it seems that all is lost, an amazing new power is awakened within Goku!

Having been restored, Goku finally surpasses his limits! To defeat the mighty Giant Gomah, who keeps regenerating through the power of the Third Eye, everyone puts in their maximum effort in an all-out battle!