All Bi Myself With You [Tsukishima Kei x Reader]

Tsukishima liked Yamaguchi while [Surname] liked Yachi. So when Yamaguchi and Yachi decided to go on a date, Tsukishima and [Surname] were forced to watch as their hearts broke. Join these two bisexual mess as they go through two different kinds of heartbreak while [Surname] chugs down apple juice because they're stil...