 Arokiya Raj calls the DCP in Chennai Crime Branch, Raghavan (Kamal Haasan), his old friend from Chennai, to help in the investigation of Rani's disappearance.With Raghavan's assistance, the police eventually finds Rani's body in the outskirts of the city.The coroner's report states that the killer bisected Rani's body with a surgical knife, proving that the murderer has a strong medical background, and that he also savagely raped her.