Simin wants to leave Iran with her husband Nader and daughter Termeh.
She has already made all the necessary arrangements. But Nader decides to call off the trip. He is having second thoughts about leaving his father, who is suffering from Alzheimer’s disease. As a result of Nader’s decision, Simin decides to divorce him. However, the family court refuses to grant the divorce. Simin moves into her parents’ house. Termeh decides to stay with her father, hoping that her mother will change her mind. Nader hires a young woman, Razieh, to look after his father. Unbeknownst to Nader, Razieh is pregnant, and has accepted the job without her unstable husband’s knowledge. Before long, Nader finds himself entangled in a web of lies, manipulation and public confrontations.