Irani is a Tamil movie about an Indian spy who, during a visit to Sri Lanka in 2001 with his wife and daughter, is mugged, and his family kidnapped. Injured and taken to a remote gem mine, he is forced to work for 20 years. After escaping, he returns to the village where his family was last seen, seeking to rebuild himself and avenge the loss. As he unravels clues, he must confront whether his family's abductors are still alive and if they can be recognized after all these years.