At 21, Sacha Gallo only knows one world : tennis. Raised and relentlessly trained by his father, the two share a single goal – to win their first major trophy title in Paris. But the arrival of a charismatic new rival challenges everything Sacha thought he understood about competition, ambition, and himself. For the first time, he faces an opponent of an entirely different nature : love. A force as exhilarating as it is destabilizing - and far more dangerous than anything he has encountered on the court.