Might Contain Mature Content! SaneGiyuu enemies to lovers. (Maybe featuring, ObaMitsu + GenMui) Giyuu Tomioka, an emotionless loner, no one wanted to be his friend, just because he was a little nerdy, everyone hated him, this went on for years, until he joined Kimetsu's College Academy (KCA), when that all changed one faithful day. Sanemi Shinazugawa, cold and ruthless, known as the college's biggest bully, he was also extremely popular, and smart.