People lived in peace without knowing who the true heroes were during the devastating battle against Majin Buu. The powerful Dragon Balls have prevented any permanent damage, and our heroes also continue to live a normal life. In the far reaches of the universe, however, a powerful being awakens early from his slumber, curious about a prophecy of his defeat.

The events of Battle of Gods take place some years after the battle with Majin Buu, which determined the fate of the entire universe. After awakening from a long slumber, Beerus, the God of Destruction is visited by Whis, his attendant and learns that the galactic overlord Frieza has been defeated by a Super Saiyan from the North Quadrant of the universe named Goku, who is also a former student of the North Kai. Ecstatic over the new challenge, Goku ignores King Kai's advice and battles Beerus, but he is easily overwhelmed and defeated. Beerus leaves, but his eerie remark of "Is there nobody on Earth more worthy to destroy?" lingers on. Now it is up to the heroes to stop the God of Destruction before all is lost.

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?

The Z Warriors discover an unopenable music box and are told to open it with the Dragon Balls. The contents turn out to be a warrior named Tapion who had sealed himself inside along with a monster called Hildegarn. Goku must now perfect a new technique to defeat the evil monster.

Jaga Bada, Mr. Satan's old sparring partner, has invited Satan to his personal island to hold a grudge match. Trunks and Goten decide to come for the adventure and Android #18 is following Satan for the money he owes her. Little do they know that Jaga Bada's scientist have found a way to resurrect Broly, the legendary Super Saiyan.

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.