Marc, a truck driver appreciated by all his colleagues, lives with his son Lucas, 14 years old. Widowed, he assumes the parental responsibilities alone. However, he spends most of his time on the road. One day, on his way to Marseille with Lucas, a car runs a stop sign and there is an accident. Lucas gets out of it with a few scratches, but Marc falls into a coma. When he wakes up, he learns from the doctors that his optic nerve has been affected. Little by little, he loses his visual acuity until he becomes blind. Marc accepts the news and begins a different life, surrounded by his family...

Chauffeur pour l'entreprise Guido dont il est aussi l'associé, veuf et père de Lucas âgé de quatorze ans. Marc passe l'essentiel de son temps sur les routes. Un jour, exceptionnellement, Lucas a la permission d'accompagner son père à Marseille, mais à un carrefour, un automobiliste grille un stop et c'est l'accident. Lucas s'en sort avec quelques égratignures, mais Marc est dans le coma. A son réveil, il apprend que son nerf optique a été atteint et qu'il devient progressivement aveugle. Sa vie s'écroule, commence alors pour lui et son entourage un des plus durs combats de la vie