Raghavan (Kamal Haasan) is an honest cop in Tamil Nadu. His wife Kayalvizhi (Kamalinee Mukerji) dies in a violent incident. Arokiyaraj (Prakash Raj) is his colleague. Raghavan is deputized to investigate Arokiya Raj’s daughter murder in some remote village in Tamilnadu. Arokiya Raj shifts his base to New York after his daughter’s murder.

After few months, Raghavan receives message about the gruesome murder of Arokiya Raj and his wife. He proceeds to New York to conduct preliminary investigations. There, he saves Aradhana (Jyothika) from committing suicide due to problems with her estranged husband. Raghavan unearths a series of murders of young girls murdered in New York. He finds a pattern in those murders and finds resemblance to Arokiyaraj’s daughter’s murder in India. Based on these clues, he tracks down two Indian medical students studying in New York. The duo escape to India after severely injuring Raghavan.

Raghavan returns to India, and Aradhana follows him. She accepts Raghavan’s offer of marriage. In India, culprits chase Raghavan and commit a series of murders, including those of Raghavan’s driver and security guards. Meanwhile, Aradhana accedes to Raghavan’s proposal to marry her. The serial killers see this and kidnap Aradhana in an attempt to blackmail Raghavan. The rest of the story is a graphic depiction of the culprit’s acts and how Raghavan traces and brings an end to the chase.

Watch:

PART 1

PART 2