Harish, Vikranth, Ramakrishnan
Azhagar (harish), son of a police constable, is tempted to take bad habits seeing his father in his younger days.
Azhagar along with his friends A to Z (Ramakrishnan) Azhagappa (Raghuvannan) and Inippu Murugan (Prakash) lead a carefree life involving in petty crimes.
Unfortunately they hold responsibility in the death of Viruman's(Ravimaria)sister.In a bid to take revenge on them, Viruman hires a contract killer Pandi (Vikranth), who is in the business only to educate his young brother.
Whats happens after this forms the climax.