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...