A gangster has powerfull political influence who controls chennai City for more than 25 years with not having single f.i.r filed against Him. Being targeted by a suo-motto case. To nab him, government Appoints a lady i.p.s officer thigazh bharathi in an undercover Operation. In the meantime his subordinates, business partners & rival Gangs also trying to kill him. How i.p.s officer thigazh bharathi Achieved her mission completed and defeated poongavanam’s regine Is the remaining story.