Kazuma and Hiroyuki are working on a song together and they are planning to finish it before their duo's first year anniversary's show. But one night, Kazuma suddenly disappears. Frustrated, Hiroyuki simply can't understand why his friend can't be reached. He soon learns that Kazuma was last seen with a female acquaintance at the cafe, and that they left together. Will they be able to solve their misunderstandings while facing their true feelings?