La Dérape tells the moving story of Julia, who returns to Quebec after spending 10 years in the United States, following a tragic event that changed her life. Seeking to regain a semblance of balance, the teenager focuses on her passion for karting, a sport that has always brought her joy and adrenaline. However, to make her mark in the field, she will need to demonstrate courage and determination, especially in the face of the intense rivalry from the drivers of her new team, BRR. Although Julia feels at ease on the track, she struggles to fit in socially and connect with her new peers. Fortunately, with the unwavering support of Émilie, her friend and next-door neighbor, she will manage to overcome the obstacles in her path. Throughout her journey, she will discover not only the strength of friendship but perhaps also the emergence of an unexpected love.