|Simon de la Brosse||Sylvain|
|Michel Ferry||Sylvain's Friend|
Fifteen-year-old Pauline journeys to the Normandy coast for a summer vacation with her adult cousin Marion . Marion is waiting out her divorce and, along the shore, runs into her old flame Pierre . Although he's anxious to rekindle their former romance, Marion wants nothing to do with him, and she sets him up with Pauline. The romantic web gets more tangled yet when Marion starts a liaison with Henri, a middle-aged playboy.