■■DISCONTINUED■■ "Sometimes it takes a mistake to help realize that the world really is made up of evil" When Yamaguchi Tadashi is all of a sudden framed for a serial killing, what can he do about the trial he has been charged with? Now everyone he knows and loves is after him, and he has to prove his innocence. He decides to run away, and expose the culprit once and for all. But how can he do that when he doesn't know who it is? Haikyuu!! Detective AU Haruichi Furudate owns Haikyuu!! and all its characters.