Michel is an eternal kid who dreams only of motorcycles and hangs out with his big son Léo and his friends. At fifty, he has to deal with the baby he just had with his ex, and fights not to make the same mistakes and be a good guy.
Daniel copes as best he can with his mother who is desperate to receive news from his father. When the latter finally turns up at Daniel's place the day before his sex change operation so he can become Lisa, Daniel must force his father to at last tell the truth.
Michel, a former junkie weaning himself off drugs, raises hell with his seventeen-year-old son, Léo, while also trying to manage as best he can the baby that he's just had with his ex, Hélène. But the years of dope have taken their toll.
