“Why did you give up your idol status and change schools?”Anzu (Nana Feng Tomita) cannot reveal her true thoughts to anyone.Rurika (Watanabe Miho) is eager to join the idol club members. She desperately persuades her mother, the chairman of Tsubakisaki Hana Girls' High School (Mahama Harumi), to allow the establishment of the idol club on the premise of maintaining her grades.

However, Yuzhiha (Nanami Asai) has always refused to join the idol club for some reason.On the other hand, Misuzu (Ayasu Ayaka), who felt unable to let go, began to ask Anzu about the truth...