Thefilmstartswithamaskedkillerenteringanapartmentandmurderingayoungcouple,KrishandShrutionecold,rainynightinCoimbatore.Fiveyearslater,Deepak,theretiredpoliceinspectorwholosthislegwhileinvestigatingthecase,receivesacallfromafriend.Thefriend'ssonisadamantonbecomingapoliceofficer.So,thefriendsendshissontoDeepaksoDeepakcanbrainwashhimintonotjoiningtheforcesincehisparentsfeelsitistoodangerous.Whenthesonarrives,heasksDeepaktotellhimhowhebecamecrippled.Deepakbeginstonarratehisstoryofthefinalcasethatrobbedhimofthejobhelovedbbb