Well I didn't like him from the start, so I hope she'll find someone else even if it's unlikely in the web comics (one and only one man syndrom) 😒
Anyway, he's probably coming from a dysfunctional family with childhood trauma and lot of emotional scars.
Girl, just give up, form experience which consists of reading a lot of shoujo, I can predict your future : lot and lot of suffering, crying and loads of hurt, this is only your first romance, run away girl, RUN!