He used to live in Sunlit Garden, where half-humans were secretly raised to become investigators that would eradicate all ghouls. But one day Investigator Arima Kishou ordered Dr.Kanou keep him close in his lab because Arima believed that he would be the one to create a world where humans and ghouls can co-exist. Dr. Kanou gave him the name Kishida Sai and took him to his lab. At the lab he would implant multiple kakuhous into Kishida's body and force him binge eat dozens of ghouls
5 parts