Parmeshwaran aka Ustaad leaves behind a life of crime and goes to his hometown with his sister Padmaja. But the demons of his past life come back to haunt him after Padmaja falls in love with a boy.
Captain Gopinath, along with Serina, the daughter of a Pakistani army general, must thwart Pakistan's plans of using a nuclear bomb against India.
Col. Ravivarma Thampuran visits the home village of his subordinate Mani where he finds and eventually falls in love with a girl named Meenakshi.
When Jeevan is not allowed to adopt a boy from an orphanage for being a bachelor, he convinces a woman to pose as his wife.
