It's summertime in Montreal and Marie's baby is due anytime. Meanwhile, across the Atlantic, her mother is in hospital and is living her last moments.

Claire and Stéphane are two Lyon-based judges who could hardly be more different. She is young and enthusiastic, committed to helping those unfortunates who find themselves in debt. He is older, wiser, but disillusioned with his work and his life. Under Claire’s influence, Stéphane discovers a new lease of life and at last finds a cause that is worth fighting for...

Yan is a musician, he meets Leïla, they love each other. Suddenly his life changes.

Alex and his sister run a business designed to break up relationships. They are hired by a rich man to break up the wedding of his daughter. The only problem is that they only have one week to do so.

Un conservateur terrorisé par les plantes vertes, une mère plastifiée pour être exposée, un ballet de Saintes Vierges, des gardiens épuisés par Rodin, un ministre perdu dans une exposition de sexes, une voiture disparue au parking Rembrandt, des provinciaux amoureux des Impressionnistes, touristes galopins galopant d'une salle à l'autre, passager clandestin dans l'art premier, Picasso, Gauguin, Warhol, ils sont tous là dans ce petit monde qui ressemble au grand, dans ce musée pas si imaginaire que ça, valsant la comédie humaine jusqu'au burlesque.