Jerome, 35, is a yacht salesman in Nice. But if you listen to him, in his spare time Jarome is also an astronaut, karate world champion and close friend of Miss Universe. As matter of fact, Jarome is a compulsive liar: he lies to everyone about everything! No one believes him, but that doesn’t prevent him from accumulating more lies. But one day Jerome wakes up to find out that all his lies have come true …and the nightmare has only just begun..!