The relationship between Yuto and Eirika is rapidly approaching! Their relationship has developed from a brother-sibling relationship to a romantic relationship!! However, the school's teacher, Sayaka Ichinose, finds out about their relationship. The two use this as a material to blackmail (tempt?) Yuto, and the two end up having a relationship. Yuto is excited, Eirika is jealous of someone she doesn't recognize, and Sayaka falls in love with Yuto. A love triangle centered around Yuto comes to an unexpected end... [Discontinued product] ©Empress/MediaBank/studio9MAiami