When his wife’s murderer is released due to a procedural error, Luc will do everything in his power to stop it from happening… He is going to take justice into his own hands and will then compete with the constitutional state which let him down.
Philippe Mars wants to please everyone. He wants to be a good father, a friendly ex-husband, a helpful colleague and an understanding brother. Unfortunately, his little world goes out of its planned orbit. His son becomes a hardcore vegetarian, his daughter a compulsive swot, whilst his sister exhibits giant paintings of their naked parents. At the office he must face the rampages of his mentally unstable colleague Jerôme who one night turns up at his door with a young woman in tow who has just been released from a clinic.
A brutal home-jacking goes hopelessly wrong. Dave, one of the two robbers, manages to run off, leaving his brother Kenneth behind. Four years later, Kenneth is released from prison and much has changed. Dave has his life back on track and is trying to help Kenneth however possible, but is witnessing how the highly strung Kenneth tries to win back his ex-girlfriend Sylvie.
Five close friends, all of them married, share a loft to meet their mistresses. One day they find the body of a young woman in the loft. Since there are only five keys to the loft, the five men begin to suspect each other of murder.