YA

Y/n and her brother takami Amajiki were abandoned when y/n was 4 and her brother 7 they got split by the foster system years later thy haven’t seen eachother and they have had bad experiences with foster parents they both apply to ua not knowing the other did and barely remembering the other after the first day of school for y/n first year as well and 3rd year for her brother after the school day still not knowing or seeing eachother they head to the top of a roof aizawa is on it for a mission and sees tamaki up there first before even saying anything or going to stop him y/n also opens the doors to the roof and doesnt see tamaki but he sees her not recognizing her yet in the late night but she goes to the edge and stares down aizawa gets both to stop and brings them to his apartment and helps them on the way there tamaki notices she’s his long lost sister and tells her and she barley remembers him but notices to. They heal overtime with aizawa and mic who are secretly married y/n starts dating Riku and only tells her brother and her brother also secretly dates Mirio only telling y/n they have funny moments and sad moments confusing moments and more but they build a sibling bond again and start healing into a real family with aizawa and mic as their new parents each day having a new adventure or challenge