Journalist Mikael Blomkvist is aided in his search for a woman who has been missing for 40 years by young computer hacker Lisbeth Salander.

The film starts with Ashok Kumar aka AK (Ajith Kumar) setting bombs in three places and informing the police about them. Before the police arrive, the bombs are set off. AK, along with his lady love Maya (Nayanthara), threatens her old college mate hacker

With the help of his new friends Alex Danyliuk turns to a life of crime and identity theft.

When Earth is attacked by a hostile alien force, a small town firefighter and a rogue SETI scientist team up to activate the only technology capable of defeating the invaders.

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