After a booze-filled party, 17-year-old Sarah (Marianne Fortier) and her childhood friend Cédric (Félix-Antoine Duval), who is celebrating his 18th birthday, get into a sports car and are involved in a spectacular and serious automobile accident. For the two critically injured young people, as well as for their parents, life changes forever that night. In addition to the physical aftereffects, which will leave Sarah severely disabled, it is the beginning of a medical, legal, and emotional battle that will pit the members of two once-friendly families against each other. This terrible tragedy will force everyone, young and old, to draw on new resources to survive and grow. But what really happened that night?