Yuna, who has come to Tokyo to attend university, decides to live with her older sister Saori and her husband. Yuna is excited about her new life that is about to begin, but she is immediately molested and is worried about her future. On campus, she reunites with her ex-boyfriend Hiroshi. The two broke up with a bad taste due to Hiroshi's selfish affair. Then, Saori's elite and straight-laced husband, Yoshitaka, rapes her in the room next to her sister, who is sleeping