[This is my first story so bear with me] Tatsuya and Taiga were so called 'brothers' but what if their was a sister involved? what would happen if they see her again? would they remember her? [DISCLAIMER: I DONT OWN HAIKYUU, ASSASSINATION CLASSROOM, OR KUROKO NO BASKET. I ONLY OWN THE CHARACTERS I MADE. I DONT OWN THE COVER PICTURE EITHER.]