Arasatchi

Arjun Singh is a dedicated police officer whose efforts to fight corruption and terrorism are all in vain when he keeps on running into obstacles created by his superiors and powerful politicians.

Vallarasu is the honest Deputy Commissioner of Police who has arrested Wasim Khan, a terrorist from Pakistan. His wife is Anjali, and they both have two children. Vallarasu kills his senior police officer and father-in-law because he knows the latter is working alongside terrorists.

DCP Raksekhar Azad (Raj) is an invincible cop with a great aim. He arrests a terrorist by the name of Khan. But Khan lands in a prison cell that looks cushier than the Buckingham Palace. However, this gets Raj promoted, and he is congratulated by none other than his father-in-law, who is also a very high ranking policeman. Then all of a sudden, Raj finds out that many policemen would like to see Khan go free. He discusses this issue with his father-in-law, and to his surprise, does not find any support from him. Disagreements and arguments ensue, and as a result, his father-in-law gets killed. The Police suspect Raj of killing him, they begin the process of arresting him, he runs away, while Khan is all set to get freed to do whatever he likes.

DCP Paramaguru is an efficient police officer who fights with the scum of the society. He later masquerades as a thief to infiltrate into the underworld. The bad guys are surprised to find that Paramguru is the DCP, out to get them. So they all gang up against him. In this process a thrilling encounter takes place between the good and the evil. Paramaguru is helped in his fight against injustice by Divya who falls in love with him.