The country’s best athletes train at the CAR Pirineos, like Amaia, the captain of the national artistic swimming team, a self-demanding young woman who doesn’t allow herself to fail. But when Núria, her best friend and teammate, surpasses her for the first time, Amaia realizes that some athletes are inexplicably improving their performance… After years of pushing their bodies to the limit and sacrificing their lives for sport, they face a dilemma: how far are they willing to go?