Vasu, a moneylender, foils a planned attempt to kill a police officer by a gang. This sets the gang's leader, Thaandavam, and his goons against him who find out later that Vasu and his family need to be eradicated on more than one count.
While Elango struggles to accept the news of his middle-aged mother's pregnancy, the situation jeopardises his relationship with his girlfriend, Sowmya, and his parents face social ridicule.