The film revolves around an Indian agent, Code Name: Vishwaroopam (played by Kamal Haasan), who is on a mission to stop a terrorist organization. As the story unfolds, Vishwaroopam discovers that the mastermind behind the terrorist group is an old friend, who has turned to the dark side. The movie features stunning action sequences, impressive cinematography, and a gripping narrative that keeps viewers on the edge of their seats.