Jamshid Tahmasebi is a computer expert who lives a good life along with his wife and son. One day he receives a letter from some men who introduce themselves as his cousins and invite him to go to visit them. Jamshid finds this letter a joke but soon it reveals a matter for him. According to the cousins, he is their agent, and those whom he knows as his parents are not his true parents, and they provide some documents that are undeniable. They give Jamshid one week to take a decision. But is that enough?