| Director | Senthil Kumar |
|---|
Tamil Nadu state Union Minister Kottaiperumal is kidnapped by terrorists, where they demand their men to be released, but the central government refuses the demand and assigns a NSG commando operation with Captain Bose in the lead. Bose and the commandos successfully rescue Kottaiperumal, but the commandos and terrorists suffers equal losses of their two men in the operation. Due to threats against Kottaiperumal, Bose and his team are deployed to the minister's security. During the Republic day program in New Delhi, Kottaiperumal gets attracted to the program's dancer Charulatha, where he secretly brings her to his room and tries to have sex with her.
Bose enters Kottaiperumal's room due to an uproar where he attacks Kottaiperumal and sends Charulatha out of the house without noticing anyone. Due to the attack, Bose is questioned, but he does not reveal the reason and is court-martialed. Bose returns home and lives with his family, while Kottaiperumal is discharged from the hospital and still suffers from serious injuries due to the attack. Enraged, Kottaiperumal secretly assigns underworld gangsters to kill Bose, but Bose manages to defeat them, which makes Kottaiperumal target Bose's family. While being court-martialed, Bose gathers information regarding terrorists' plans to attack various cities in India using RDX and other deadlier weapons.
Meanwhile, Charulatha learns that Bose is court-martialed due to the incident, where she reveals about Kottaiperumal's misbehavior to Bose's senior officers. A cat-and-mouse-chase ensues, where Bose's father is killed and Bose's family is kidnapped by Kottaiperumal. At the hideout, Bose learns that the kidnap was a planned act by Kottaiperumal to gain sympathy votes in the upcoming elections. Bose gets enraged and captures the terrorists, where he kidnaps and secretly kills Kottaiperumal, while the squad assumes the terrorists for the attack and shoots him to death. After this, Bose is reinstated into the service and also reunites with his family.