Jai is a 2004 Indian Tamil-language supernatural action film directed by S. Narayan, who had previously worked primarily in Kannada language films. The film features Prashanth and Anshu, while the former's father Thiagarajan, along with Rajkiran, Bhanupriya, and Rajan P. Dev play supporting roles. the film was produced by Thiagarajan and has music composed by Mani Sharma.
Nallamuthu (Rajkiran) meets Veerapandi (Thiagarajan), his wife (Bhanupriya), and his 8-year-old son Jai returning from the USA after a long gap. Veerapandi's late father was a well-known factionist in that area and owned 4,000 acres (1,600 ha) of land. While leaving for the USA, Veerapandi gave the responsibility of managing this land to Vajravelu (Rajan P. Dev). Now back in India, Veerapandi realizes that Vajravelu has been misusing his power. He wants to donate all his land to the 2000 families staying in that village. When Vajravelu comes to know of this impending charity, he attacks Veerapandi, killing him and his wife. Nallamuthu, being a trusted lieutenant of Veerapandi, takes Jai and escapes to the city. After the murders, Veerapandi's trusted people are put in jail for 14 years.

After 14 years, the now grown-up Jai (Prashanth) studies in a college and falls in love with Nandhini (Anshu Ambani), who is Vajravelu's daughter. Nallamuthu has raised Jai in Chennai as a fun-loving boy, but he grows up as a hot-tempered young lad. Completing her studies, Nandhini returns to her hometown. Jai comes along with other trusted members of his father who are released from jail. Nallamuthu wants to take revenge on Vajravelu and get back all the land so that he can distribute it to the villagers. The rest of the film deals with how Jai succeeds in avenging his parents.