Three men bury a woman they have murdered in the middle of the night. They get an unexpected visitor, who wants to do business with them. Soon, the ghost of the dead girl turns up before them sending them running for their lives.

Renigunta is a 2009 Indian Tamil action film written and directed by newcomer Paneerselvam. Starring Johnny, son of producer, S. S. Chakravarthy of Nic Arts and newcomers, The film was a success at box office. At Renigunta, few boys get the acquaintance of Sardar (an influential don) through Bunker. After a successful murder in the town, Sardar takes these boys seriously. Meanwhile, Sakthi comes across a dumb girl (Sanusha) in the neighbourhood. After a few encounters, romance blossoms between them. But the girl's brother plans to push her to flesh trade. Taking pity on Sakthi, his friends decide to help him elope with the girl, but only after completing a murder for Sardar.

The lives of different sets of people residing in Kasimedu change irreversibly overnight after an unforeseen incident. What happens next and how does karma play a major role in their lives?