It is the summer of 1958 in wealthy Lake Geneva, where an enigmatic young Frenchman begins an affair with a beautiful starlet under the watchful eye of her flamboyant elderly mentor. But in a season full of secrets, is truth the most elusive passion of all?

A journalist wrongly accused of murder enlists the help of a femme fatale to track down the real killer.

Hugo, a vain clothing buyer, meets Myriam on a train and pursues a relationship with her. He is delighted to learn she is a prostitute and has no idea she has more in mind than Hugo bargained for.