kira.
Do you know if he's thought about seeing a professional? Someone other than the older Allison? I know that could be asking too much from him because of their history in your world, but it might be too hard for him to talk to any of us because of wanting to please people close to him. Someone outside of the group might be able to help him better.
His jackass of a dad didn't deserve Isaac. Not even a little bit. I wish he knew how he doesn't deserve to be punished, no one deserves to be punished like that.