Genre: Action, Crime, Thriller. Cast: Varalaxmi Sarathkumar,Arjun,Sruthi Hariharan. Year: 2017. A deputy superintendent of police (DSP) and his two subordinates are on a mission to hunt down a psychotic serial killer, whose murder patterns and method are always so flawless and ironclad. The investigation leads the trio down the dark paths of the case, where they discover a haunting secret.