Nour has just been hired as a nurse in the chemical factory where his father works, as a shop steward and as a company pivot. While the factory is in full sanitary control, a young journalist leads the investigation on waste management. The two young women will gradually discover that this factory, a pillar of the local economy, hides many secrets. Between lies about pollutant releases, doctored medical records or hidden accidents, Nour will have to choose between keeping quiet or betraying his father and revealing the truth.