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.