The film revolves around Vishal (played by Kamal Haasan), an Indian classical dance teacher in New York who leads a simple life. However, he moonlights as an international spy. When his cover is blown due to a misunderstanding, Vishal finds himself on the radar of global terrorists. He then sets out on a mission to save the world from a major catastrophe. Along the way, he teams up with an unlikely ally, a Tamil Nadu cop named Kumaran.

The story revolves around an Indian RAW agent, Akshay (played by Vishal), who goes undercover to gather intelligence on a terrorist organization. His mission takes him to various countries, including the United States, where he assumes the identity of a Muslim man, Waqar Khan. As Akshay navigates the complex web of terrorism, he must also confront his own identity and the moral implications of his actions.

The film's release was marked by intense legal and social challenges: