The original soul is trapped while the reincarnate is in the driver's seat; the original soul really was as kind-hearted as she was in the original, the possessor, however, is a sociopathic b****.
Someone from our world falling in to the 1:5 male to female world, become the number 1 most wanted by women. If any man from the 1:5 male to female world falls into ours, it would be hell for them as they will get no special privileges and their attitudes will be a massive turnoff for most...
He won't fight because he doesn't like seeing people hurt? What a naive outlook. What would he do against an irredeemable sadistic monster that relishes in seeing people hurt? Also people will get hurt regardless due to his inaction.