Infinite Heterogeneity

He has transformed into a giant python, worked as King Kong, transformed into Godzilla, beaten Ultraman... He has traveled to a world where demons and monsters run rampant. As an ordinary person, the only thing he can rely on is the alien system of the world. This is a story about a systematic human being who becomes a monster in various worlds. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.