honestly i understand how she feels like your bf is a hot lawyer ofc he would hv lots of people who wants him and for her being sexually intimate with him gives her reassurance that he likes her.
honestly if i was in ito's place, i would care for my step siblings as well but not to the point that i see them as a blood sibling. just simply a close friend that i need to take care of. is that weird ?
honestly i understand how she feels like your bf is a hot lawyer ofc he would hv lots of people who wants him and for her being sexually intimate with him gives her reassurance that he likes her.