The Party Is Over
La Fête est finie (original)
Starring Zita Hanrot, Clémence Boisnard, Coralie Russier, Marie Denarnaud, Michel Muller, Pascal Rénéric, Inès Fehner, Martine Schambacher, Christine Citti, Lyna Khoudri
It's a drama movie, and has a rating of 6.5 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Italy.