Vasu, a moneylender in Coimbatore's Gandhipuram market, lives away from his wealthy family due to a misunderstanding. Accidentally, he comes across a planned attempt to kill a police officer by a mysterious gang; he promptly takes on the entire gang singlehandedly, saving the life of the police officer. This sets the gang's leader, Thaandavam, and his goons against him who find out later that Vasu & his family need to be eradicated on more than one count.