To pursue missed chances at love and success, 31-year-old Chikage Deguchi takes an experimental drug that changes her appearance back to how she looked at age 15. Brokenhearted after Tokita's engagement, Chikage writes the lyrics of a new song to express her emotions as Akari. But her producer Hibiki has suddenly gone missing... 1974706648 978197470664850000 605956 JUN192146 Arina Tanemura