Anouk, Marco, Fanny, Alex, Safa, Emma, Ahmed and their classmates navigate the twists and turns of high school, with heads full of dreams, doubts and intense emotions.

Normand, a retired policeman, works in a building as a night guard. One evening, he surprises Nathalie and Guylain in the middle of a robbery and, following a chase around the building, they manage to escape. Strangely, Nathalie comes to visit Normand a few weeks later, looking for refuge. An unusual relationship develops between the two and they discover that their lives are not at all what they seemed.

Heaven is a place with crumbling ceilings, an aging Jesus, and angels and saints entertained by human sexuality. On earth, Christmas, 1999, Jacques, who's dying of cancer, meets Sophie, pregnant and abandoned. Her babies and his death are due in the spring. Jacques runs a cabaret facing bankruptcy because his landlord insists on a 15-minute speech about Jesus every evening by the boring Bernard, and all the customers leave. Jacques prays for Bernard's removal: Heaven arranges a car crash. Jacques keeps a tape recorder handy, narrating his final days, focused on composing memorable last words. In Heaven, the dead Bernard keeps watch over Jacques and Sophie, with saving effect.