It is a French adaption of the Disney Channel Italy Original Series Quelli dell'intervallo.
The show's 5th season (Trop la Classe Verte !)
Prem is a whiz kid who is rather kind and helps his needy classmates.
All boys fall for her but the girls don't appreciate her massive ego and the curt reply.
Her superiority complex creates great tension with Juliette and she is not very intelligent.