Mathieu has everything a young man could want: a large apartment in Monaco, which he shares with his best friend Sébastien, affluence and all the women he wants end up in his bed. When Emma, a young seasonal worker with a strong character, has no other choice but to live with him, disputes are in the air, and their incompatibility is undoubted. Between the battle of the sexes and life lessons, Emma and Mathieu will share their conceptions of desire, and the male and female relationship, and gradually, disagreements will take less and less importance.