A plainclothe officer falls in the hands of phony agents ,which sets off repercussion ending in series of a massacre events.

Vetri (Ashok Selvan) has a keen observational skill who after studying criminology joins a private detective agency in Chennai and his passion for work keeps him going till he meets a new "subject" Madhu (Janani Iyer). He starts liking her but realizes that she is in danger and now the hunter becomes the hunted.—Anitha