Lovers of perverse games, Axelle, Laure and Pierre trap young women who have just arrived in Paris. But when the charming Isabelle arrives, nothing goes as planned...

As Eric is taken Laura back home, she first refuses to let him in and finally makes love with him in the staircase. Few days later, as Eric is working with his partner at home, she arrives and decide to stay at his home despite the fact that Eric seems rather doubtful. After one year, while the are celebrating their first birthday of common live, a violent argument cracks the couple ...