Ryo, aspiring musician, moved into an apartment in Tokyo. One day, while playing his guitar loudly, he was scolded by Shinako from the apartment below. In his haste to apologize, he tripped and injured his wrist. Shinako started taking care of him, but Ryo became infatuated with her beauty and pushed her down. Later, when Ryo decided to give up on his dream and leave the room, Shinako agreed to be his lover for one night to motivate him…
