Nour has just been hired as a nurse in the chemical plant where her father, a union delegate and long-time company leader, works. While the plant is undergoing a health inspection, a young journalist is investigating the waste management. The two young women gradually discover that this factory, a pillar of the local economy, is hiding many secrets. Between lies about polluting discharges, doctored medical records and hidden accidents, Nour will have to choose between keeping silent or betraying her father and getting the truth out.