Yep it feels like the rugby club did something bad and he took revenge but he accidentally made her implicit which made the story take on a different note.
According to a spoiler the monkey the simian lord or whatever does not do sexual assault so nothing happens there and yeah it stays at around A Pg 13 rating
It makes me wonder what kind of time bomb the Yandere kind, The incest kind Or the sadistic kind, Or some other kind I don't know it's hard to say with authors what path they want
He went from depressed to supportive She went from outgoing to Depressed The mom went from yandere to bigger yandere Well either way they all balance each other out in some way