One of the masterpieces of contemporary French literature is brilliantly adapted to comics. 1954, Cé cile, a Parisian high school student, spends the summer of her seventeenth birthday in a villa with her father Raymond, a widower, and Elsa, his mistress. Cé cile and her father have a close relationship, carefree and full of pleasure. Cé cile will experience her first thrills with Cyril. The atmosphere changes when Raymond announces the arrival of Anne, a friend. Different from Elsa and Cé cile, Anne is a strict and moralizing woman, she appreciates culture, good manners and intelligence. As soon as she arrives, a subtle fight begins between the three women. Elsa tries to maintain the relationship with Raymond, who is also attracted to Anne.

As for Cé cile, she fears losing the complicity that binds her to her father, as well as their freedoms. How to avert the threat? In the burning heat of the summer, a cruel game is being prepared with tragic consequences. A remarkable adaptation of the classic bestseller by Sagan which shocked a generation.