Ryo moves into an apartment in central Tokyo to pursue his dream of becoming a musician. One day, he receives a complaint from Mako, the woman living below him, about the noise from his guitar. In a panic, he trips and injures his wrist. This incident leads Mako to start taking care of him. Overwhelmed by her beauty, Ryo can no longer suppress his desire and finally pins her down. When Ryo decides to give up on his dreams and move out, Mako promises to be his lover for just one night, showing her determination to reignite his passion. Their relationship deepens at the intersection of music and emotion.