Victoria Spick (Virginie Efira) is a criminal lawyer whose love life is null and void. At a wedding, she catches up with her old friend Vincent (Melvil Poupaud) and runs into Sam (Vincent Lacoste) a loser she successfully defended in court.
The next day, Vincent is accused of attempting to murder his girlfriend. The only witness is the victim’s dog. Victoria reluctantly agrees to defend Vincent and hires Sam to be her au pair boy.Thus begins a series of cataclysms in Victoria’s life.
French