An ambitious and unscrupulous man becomes a major politician using unethical means, but his illegitimate son is posted as police inspector in his constituency and vows to stop his father’s illegal activities.

Amavasai (Sathyaraj), homeless but egotistical, gets acquainted to politician Manimaran, then MLA of the Palladam constituency, near Tirupur (Manivannan). Amavasai helps Mani with some petty tasks during election campaign and meetings. Amavasai grows into