Also known as Dragon Ball: Oolong’s Misadventure: Sorry, I’m Invincible
The story begins in Dragon Ball Super. A young man from Earth transmigrates into Oolong, binding him to the most powerful, invincible, always-victorious System. Everything he does embodies all three concepts: supreme strength, invincibility, and certain victory. So he begins a life of lying flat. But when someone is too outstanding, other people are bound to notice. The Dragon Ball Super protagonists gradually discover just how incredible he is, and he has no choice but to ascend to godhood, one step at a time.