Time Does Not Solve the Thorns In Our Heart. It Just Puts A Label of Oblivion On It. Eiji reveals the secret of the secret agreement over the Christmas Eve concert... the "audience mobilization value" that determines the victory or defeat of Ogata Pro and MM Music. Rina asks Yayoi about the "letter" she found in her office's trash can, but the answer is... Perfectionist Rina continues hard rehearsals for the concert without any compromises. She is Touya, who watches over her as her "work" right next to her. Mana and Haruka are close enough to go on a bicycle tour together. In the midst of these days, Touya, who is troubled by his girlfriend's relationship with Yuki, exposes her feelings in front of Yayoi...