Luisa lives with Mathieu, the man she loves, and Arthur, Mathieu's son by his first wife, who died in an accident. But Arthur, whom Luisa has been raising like her own, suddenly disappears from school and no one claims a kidnapping.
Young drug dealer Pablo and his sister Appoline bond over an online game called Darknoon. Pablo falls for Night, neglecting his sister. While Appoline finishes the game, Pablo and Night become embroiled in a dangerous gang conflict.
