17-year old Sarah, filled with adolescent angst, is an extreme person who in her rehearsals with a theatre group is transformed until she is almost in a trance, and her performances at home or elsewhere verge on excess. A cold, intellectual father, a timid mother, a younger sister and an older brother who has left home complete the picture: a silent time bomb.

Following the death of his twin sister, Gaspard, a young music teacher, brings together his five former best friends in their deserted childhood school, in the middle of July.

André Masson, an auctioneer at Scottie’s, receives a letter from a lawyer claiming that a common worker in the suburbs of Mulhouse owns a painting by Egon Schiele. André’s first reaction is to believe that it can only be a fake. He decides to make the trip to Mulhouse anyway and against all odds, the painting turns out to be a masterpiece gone missing in 1939. This could undoubtedly be the turning point of his career, but after a brief investigation, he realizes that he has in his hands a looted work of art.