The woman my father brought along for his remarriage was Yuko, the nurse I admired during my hospitalization. (Jealousy, erection, intercourse, Yuko Shiraki, VEMA-204)

Why did this happen...? His father's new wife is a nurse named Yuko. During his hospitalization, Atsushi was cared for by his first love. Yuko also helped him through the hardships of hospital life. And now, this Yuko has become a new member of his father's family. His beloved has been taken away by his father. As a man, Atsushi decides to cross the line with Yuko, who has become his new mother.