Possession

Possession is a supernatural trope tag for stories where a character's body is taken over and controlled by an outside spirit, demon, or entity, acting through that body against or without the original character's will. It's a common device for dramatic personality shifts or morally conflicted scenarios without changing the character's physical design, and it frequently overlaps with monster girl or demon-themed settings. It lets writers justify sudden behavioral changes within a single, familiar character. Possession hentai doujinshi exploring this trope are part of Top Hentai's growing archive.