In an exclusive boarding school for troubled boys, the life of the enigmatic headmistress, Michelle, and her sweet yet submissive assistant director, Edwige, takes an unexpected turn when they decide to rid themselves of her oppressive and abusive husband. The plot intensifies as the two women, bound by a dark secret, plan the murder of the man who has marked their lives with fear and mistreatment. What should have been an act of liberation turns into a nightmare when, after committing the crime, the husband's body mysteriously disappears.
As chaos unfolds in the boarding school, students begin to notice something strange in the atmosphere. The tension escalates when a private investigator enters the scene, determined to unravel the mystery of the husband’s disappearance and the dark secrets of the boarding school. As the women become entangled in a web of lies, paranoia, and betrayal, the friendship between Michelle and Edwige is put to the ultimate test.
With a suspenseful atmosphere and unexpected twists, the film explores the depths of revenge and betrayal, challenging notions of justice and morality. Meanwhile, the repercussions of their actions begin to overflow, leading to an explosive climax that will reveal who the real monsters are in this dark story.