TOP OSHI NO KO MANGA SECRETS

Unbeknownst to him, Aqua's fraternal twin sister, Ruby Hoshino, may be the reincarnation of Sarina Tendōji, one of Gorou's sufferers who was a enthusiast of Ai. 4 several years later on, Ai is murdered in front of the twins by the identical admirer who killed Gorou. The enthusiast later commits suicide, but Aqua deduces which the murderer can have