A cop who takes charge at a police station in a hill station goes after the reasons behind a few unnatural deaths which seem mysterious like never before.
Prabhu, a young college student, kidnaps his lover Rithika when her father disapproves of their relationship. Manoj Menon, an encounter specialist, is appointed to track them down.
Roy Mathew (Prithviraj), a young architect who has spent his entire life abroad, finally arrives in Cochin with dreams of starting a life afresh. But he soon realises that the city that he gets to live in is radically different from the one that he had seen in his dreams.[2] By coincidence his individuality is misundertood for a witness to a sensational crime involving top brass of industrialists and political class.
Mohanlal plays the role of OMR, an affluent NRI who does oil business in Singapore. The movie begins on a new year before when the "Red Chilles", an all-girls music band with nine members, are involved in an accident. The girls flee from the place to leave their car behind. Moreover, the girls work for OMR and it was his car they drove around. OMR is forced to come down to India. As a mystery, several other characters come into light, including a party secretary portrayed by Thilakan and four policemen played by Siddique, Vijayaraghavan, Biju Menon and Ganesh Kumar.
Vijay (Gopichand) comes to Kolkata in search of his lost sister (Poonam Kaur). In a series of events he ends up getting caught in a brawl with some goons and in self defence chops a man's arm off. He meets a bubbly college girl Swetha (Anushka Shetty) and soon, they fall in love. One day, the gangster's son named Ajay finds out that Vijay is alive and he swears to avenge his father's lost arm.
Found frozen and brain-dead in Ladakh, Vasu is brought back to life but with no memories of who he was, until he starts to regain his past and piece it together to find the people responsible for his murder.
Balakrishnan is a lawyer who hasn't been able to achieve much in his professional life due to his stammer. His life takes an interesting turn when his brother-in-law entrusts him with a complex case involving a rich businessman.
A man wins the hand of a girl after winning in jallikattu, but her relative, who had hopes of marrying her, tries to cause a permanent rift between the couple.
Rajan Zachariah is a Circle Inspector of Police and he is working in the Palakkad District. He is going to a village situated in the Kerala-Karnataka border to investigate a murder case that is very important to him.
A gang led by Aliyar (Thilakan) holds a grudge against Police Officer Haridas (Vishnuvardhan) who was responsible for the death of Antony's (Mammootty) wife and daughter 12 years ago and sent Antony to jail. When Antony is finally freed, he reunites with his old gang and they plan to kill Haridas.
Aalwar is a traditional priest. He is devoted to his mother and sister. But the villainous elements Lal, Vincent Asokan, kill the sister and mother. Aalwar, with revenge ringing in his mind, ends up as Shiva the killer, even while working as a ward boy in a hospital. Shiva is out to make a statement against the venal forces. He sees himself as some kind of avatar — in fact, he bumps off the baddies under the get-up's of Lord Rama and Lord Krishna. In climax, Shiva turns up as Lord Narasimha and bumps off the last villain by placing him on his thighs and ripping apart his bowels and chest with his sharp claws.
Nandagopal, an associate editor with Keralareshmi, one of the leading dailies, is aggressive and daring and enjoys a good reputation among the media circle. Born and brought up in Mumbai, Nandan is the son of Venugopal, a daring journalist who was killed by textile mafia long back. Nandan, in Kochi meets Sekharan, an old naxalite who is running Jagratha, a newspaper which is feared by political class. Sekharan's outspoken and belligerent nature had earned him more enemies than friends. He is constantly fighting Vishwathan, who rules Kochi with his muscle and money. Vishwanathan holds a large share in Keralareshmi and enjoys a huge political clout at state and central levels. Shekharan brings out the role of Vishwanathan in the murder of Vincent Paul, which creates a panic in the political level.
A young man follows his newlywed neighbour from Chennai to Goa when she moves there with her husband. He ends up kidnapping her when his obsession takes a drastic turn.
Kumaran has had a troubled childhood after getting hit by lightning, comes back to his village to fight evil elements and provide hope through indigenous deities.
Keshava, A law college student is on a hunt down to kill all those who destroyed his family in a dreadful accident. Keshava commits a series of murders and a special officer is appointed to deal with the case. Rest of the story is as to how Keshav dodges the cops and completes his revenge with the help of Satyabhama.
Two engineering dropouts stumble upon the activities of a corrupt education minister owning engineering colleges and expose him. The minister wants revenge and launches a manhunt for them. The cat-and-mouse game begins...