The life and dreams of the little rats of the Paris Opera dance school! This year, among the new ones in the fifth division is Clémence. She was in the same dance class as Colas, before entering school! Very naturally, Clémence comes towards him when he arrives. Colas is torn between his desire to serve as a guide and his loyalty to the gang. Because among her friends, the reactions are rather hostile to "this news" ... Will gentle Clemence find her place? Is it made for this prestigious school where you have to face the competition?