When Florence, his companion of five years, shocks him with the news that she's leaving him, moving to Miami and marrying another man, Arthur loses it. He follows Florence to all the way to Florida with plans to stop the wedding, which is set to take place in just a few days. Along the way, he crosses paths with Emilie, who is also heading to Miami, but unlike Arthur, is wanted by the police. As a result, Arthur gets stuck on an adventure he definitely never expected.

Pierre has been happily married for fifteen years and a good father. Still in love with his wife, he enjoys his wife and family and is content. One evening, he meets Elsa at a party and are immediately attracted to each other. Fifteen days later, they happen to meet again and the mutual attraction turns into infatuation. But his love for his wife and Elsa's rule about not dating married men prevents them from taking the next step. Instead, they fantasize about each other, and soon the fantasies mingle with the reality.