One day, Waka, who was born as the third daughter of Daisuke Ninomiya, the president of Ninomiya Construction, decided to head to the main house where the eldest daughter Chizuru and his wife live at a family gathering. When she is reunited for the first time in a long time, her mansion suddenly loses power. That night, a mysterious man breaks into Waka's futon as she tries to fall asleep in the dark. Waka who was raped without being able to resist the act that does not say yes or no. Who is it that she came to visit at night...? At that time, a scream that cuts through the silence of the dark night resounds in the house...
