Satsuki Momokawa was feeling a sense of stagnation in her own life. One day, while she was relieving her daily frustration by singing karaoke alone, she meets a classmate from her high school days, Asahi Suzunari. He confides his feelings at the time, "I was so dazzled back then that I could barely do anything but watch." The two confide their feelings for each other at the time and spend the night together. Sakiatsuki is gradually bonded to Yohichi, who is devoted and straightforward in expressing his feelings for her. However, his other side is a host who swamps women and makes them pay for his services.