A cop chases international gangster Billa and happens to be the only one to see him die. He places Velu, Billa's lookalike, inside the gang to get information. But Velu is framed for killing the cop.

A mysterious man along with a young computer hacker tries to unveil a major government conspiracy which resulted in several bloody deaths.

Karthik, a civil engineer falls deeply in love with Sandhya, a child pediatrician. Eashwar has vowed to kill Naushad's son in order to take revenge for killing his wife and son in a road accident.