Sakuya suggests that Aine should write two song lyrics, one for e.MU and one for Ʌucifer. Both singles will release on the same day. The band that is at the top of the charts after two weeks will play the concert. Sakuya must write the melody. He asks the other band members how they feel about the lyrics, and about Ʌucifer. e.MU does a lot of promotion; Ʌucifer does none. After one week, e.MU is higher on the charts...