A few days before the baccalaureate, a high school student decides to settle accounts with the most cowardly teacher in the school.

Simple is 26 but he has the intellectual abilities of a three year old. Simple is handicapped. Since the death of his father, he lives with his mother and his younger brother Kléber. But when their mother dies in a car accident, the brothers are left to their own devices. Kléber is going to take his big brother under his wing, but for the two young brothers life is not a chimera.

Beatrice, recently widowed by a far right sympathetic policeman, lives with her son & mother. She doesn’t like migrant and foreigners. When she meets Mokhtar, an Iranian entered illegally in France, her world crumbles. This is the beginning of a passionate love story leading Beatrice to defy her racist entourage and the law so that he can cross the Channel.

Aldo, a young male nurse, is Lucie’s boyfriend, who is a student. When he loses his job, he desperately needs to find money so that he can keep paying for his fiancée’s studies. Persuaded by two blind friends of Lucie, he ends up becoming a sexbuddie for handicapped people, both men and women. Keeping this a secret from his fiancée, Aldo embarks on a new life that will totally transform him.

A man is born. He is ephemeral. He will only live a day, during which he will go through all the stages and ages of life, growing old by several years every hour. Like a visitor from elsewhere, he encounters, discovers, and tries to understand this world in which has been born.

Alfonse returns to the family château after a long absence. His brother Samuel takes a dim view of this return.