In this time-traveling era where luck strikes occasionally, Pei Guang finds himself in luck. He then discovers he can share a professional talent with countless other "me"s. Ultimately, Pei Guang becomes invincible across countless worlds.

Every time you travel through a new world, you become a strange character or even a non-character.

Talking Tom, Knight, Witch, Slime, Snow King...

Ding Hai was also forced to start a wandering life in the heavens and all realms.

When he turned into Tom Cat, he received an invitation letter to Hogwarts School.

Then, the adventure of the fun people began...