Kokichi has a split personality, in which he can't control. Shuichi is oblivious of the fact, so he and other classmates think he is just evil for the heck of it, and fakes being shy. Can Shuichi help Kokichi? Or will he leave him to suffer?

An Oumasai soulmate story set in a society that is divided by academic achievements. There are the High Ranks, superior, intelligent, skilful, and professional. Then there are the Low Ranks, inferior, foolish, ill-skilled, and amateur. Shuichi carries the high rank status, but doesn't want it in the slightest. The pressure from his uncle being almost suffocating.. whereas Kokichi is a low rank, but desperately wants to escape the continuous days of being a punching bag. Will the red string of fate save them?