Thavasi aka Chinna Gounder (Vijayakanth) is the village landlord and is responsible maintaining law and order in the village. The movie starts with a scene showing how skilfully Chinna Gounder solves a case quickly and is appreciated by an advocate (Ra. Sankaran) seeing his swift decision making skills. Chinna Gounder lives with his mother Aatha (Manorama) and is the most respectable person in the village, known for his justice and loyalty. Rivalry exists between Chinna Gounder and his brother-in-law Sakkara Gounder (Salim Ghouse), who is accused of marrying Sundari (Sathyapriya) following Chinna Gounder’s sister’s death.
Sakkara Gounder plans to grab the local temple premises by forging false documents, but Chinna Gounder exposes the frauds committed, thereby preventing the temple premises from going into the hands of the baddies. Sakkara Gounder is angered and waits for an opportunity to knock out Chinna Gounder.

Ravi, who aspires to become a police officer, often ends up getting into trouble with negative elements. He gets into a serious fight with a kingpin while trying to help his friend Uma.