Raghavan (Kamal Hassan) is an efficient and intelligent ACP. Some mysterious men kill Raghavan's colleague Anand Raj's (Prakash Raj) daughter. Serial killings persist and investigations reveal that there is a serial killer behind these murders. Raghavan is forced to leave for New York on this official work. The rest of the story is all about how he solves the mystery behind the killings and get hold of killers.