Arasu movie is the story of Thirunavukkarasu(Sarathkumar) who is a mild mannered, quiet man, arrives at the agrahaaram in Kumbakonam to take up the job of handling accounts at the temple. He is helped by the family of Velu Shastri('Delhi' Ganesh) and Velu Shastri's daughter Meera(Simran) falls for h...