By chance, exorcist Xiao Yu was forced to start a “cohabitation” life with Hei Yao, the succubus who killed her adoptive father. However, she discovers that this succubus seems to have amnesia?!! Unable to trust this fact, Xiao Yu decided to keep an eye on Hei Yao at all times. But Hei Yao wasn’t bothered by this. Instead, she blatantly craves over Xiao Yu’s body, and would often tease her about it to satisfy her own appetite… Although the two seemed to be having a love-hate relationship, they both understand the underlying dangers that awaits them. Whether it’s about the murder of the adoptive father, or about Hei Yao’s dusty memories, or about…