Alberto, consumed by jealousy and obsession, manipulates their son Beto to keep the family together while his wife Ema struggles to free herself from his control. When Ema requests a divorce, the situation escalates into a violent confrontation. Desperate, Alberto takes the family to a countryside house with sinister plans, believing he is freeing Ema from a demon. The story culminates in a final act of violence that puts Ema's life at risk and reveals the dark limits of control and obsession.