He gets stuck in the body if he DOESN'T have sex? That's a twist on the usual formula, though I suppose it's also more useful for an anthology. No need to worry about the implications of the protagonist always getting fucked in their new body if that's how they return to normal.
Base +6, gbf-kun +6, Jago Smith +8, Sydorovich +6, MgDj +6, silv1 +6, Kotovsky +6
Well, this a really grear hentai logic jump. He possessed the mother by mistake, so instead of bullying the daughter as punishment disguising as the bully does not make sense at all. It does not seem a punishment at all.
Base +37, Pomaweragido +12, DianaPrince +13, Kotovsky +6