Synopsis: Muthuvel Pandian, a.k.a Muthu, is a retired jailer who leads a simple life with his family. Muthu’s son Arjun is a sincere police officer. Arjun gets into a tussle with Varma, who smuggles antique pieces and idols of God. One day Arjun goes missing, which causes tension in the police department. Muthu gets to know that his son is murdered, and hence he goes on a killing spree. During this, Muthu learns a surprising fact which changes his path.