Everything points to Sébastien, 13, as his father's murderer. With the help of his trusted friends, he uses every stratagem to stay hidden while proving his innocence. But the adult world has other ideas, and under abusive pressure he comes to sign a confession of murder. But, due to Seb's half-sister, the story may not quite be over.

Young Martin has been acting strange. At his school, his teacher and classmates notice that he is less talkative and more withdrawn. When those around him begin to prod, they discover that Martin’s single mother has died. Fearful that he will be sent away from home now that he has no parents, Martin looks to his friends for help. With Jerome leading the charge to save Martin from the orphanage, the first thing they decide to do is dispose of the mother’s body.