When a hidden power threatens to change the fate of the world, a reluctant hero and the One-Punch Man must team up to uncover a conspiracy, all while dealing with the unexpected influence of a mysterious ally....

In this gripping tale, Saitama, the legendary hero of One-Punch Man, embarks on a quest for immortality through cultivation, facing his ultimate challenge in a battle that will redefine the very meaning of heroism....

In this unique crossover, One-Punch Man delves into the world of cultivation, seeking the true essence of heroism and power beyond his legendary strength....