During holidays, Pauline and Lea, two teenagers, goes on vacation with her best friends Lea, her step sister Marie and her friend Rose. Pauline is obsess with the idea of having sex for the first time and tries to convince her best friend to do the same. While having the summer of their lives, the 4 girls will experience new emotion as women. But the more Pauline find love, the more Lea discovers that her feeling with her best friend might be different than what she thought.