In the girls-only learning space of Miyasaki Girls' Academy High School, time passes and couples deepen their relationships――. Amidst this, an unusual change occurs between the forbidden love of Teacher Minami and Student Sonokawa in their teacher-student couple relationship‥‥!? With the change of the student council president, the power balance between the president and vice president couple, Hoshina and Mizuki, also shifts‥‥!? A youth × romance ensemble drama exclusively for girls, reaching its climax!