Kasi picks up a phone that belongs to businessman Karthik on an impulse. What he doesn't realize is that the phone had compromising videos of the latter, which soon leads to trouble for both the young men.

A stranger Kathir lands up at Sankaran Kovil, a serene southern village. Kathir searches for a job at this unpromising place, and finds one as a helper in Killi Pillai's dairy farm. Kathir is a merry young man but gets flashes of his sad and oppressed childhood, which has its roots in Sankaran Kovil. Kathir isn't a complete stranger to the village nor has he come here looking for a living; he has an ulterior motive which involves the whole village.

Prabhakar and Bhavani are deeply in love with each other. However, lovers turn enemies when Prabhakar's father is falsely accused of killing Bhavani's father.