Ramanaa begins with the abduction of fifteen District collectors. After three days in captivity, fourteen officers are released, but one is murdered. The police find a tape recording and a file on the dead officer’s body that provide significant evidence concerning the kidnapping and subsequent murder. The file suggests that the crimes were committed by members of the self-proclaimed “Anti-Corruption Force” (A.C.F.), a citizen militia seeking to eliminate corruption through vigilante acts. The militia, acting as a kangaroo court, “sentenced” corrupt officials in the area to death, beginning with the captured revenue officers who were apparently engaging in criminal activity.

The film is an emotional action thriller which is based on friendship between two boys who work in a wine shop.

The film begins with Gaythri (Sneha) getting married to an irrigation engineer (Vikramaditya) against her wishes. As she conducts her marriage with mechanical unconsciousness, her sunken heart reflects her past. Gayathri, a marine student, goes to Rameswaram to study coral reefs and marine ecosystems while staying with her uncle (Vinu Chakravarthy) in a fisherman hamlet. She witnesses Chinna (Arjun) and his assistants (Mansoor Ali Khan and Ponnambalam) – local mobsters working for a gang – committing pitiless and violent crimes. Though she wanted to report these crimes to the local SP (Vijayakumar), her uncle dissuades her. Meanwhile, she asks her uncle for a guide to take her to locations rich in marine life. Her uncle directs Chinna to help Gayathri in her pursuit. After a couple of close encounters with Chinna, Gayathri understands his soft nature and vows to reform him as a socially acceptable man. Later, love blossoms between them. Even as Chinna tries to make his life straight, a violent feud ensues between him and the local gang. Trying to save Gayathri, Chinna kills the gang leader and is sentenced to life imprisonment. Taking advantage of Chinna’s absence, Gayathri’s parents marry her to the irrigation engineer. As the story ploughs through in the second half, Chinna, characterized by the obsession with “Gayathri”, kills people working against his goal to attain his ladylove. At the end, after much drama, when Chinna almost killed Gayathri’s husband, she shot him in order to save her husband. Chinna asked her if she had feelings for him before this, at least for a second. Just after she shook her head saying yes, he jumped off the building. The movie ends there indicating his death.

Following the corruption in the higher echelons of the government, stashing of black money abroad by Indians, corruption in the Directorate of Vigilance and Anti-Corruption and travails of Indian fishermen and the Sri Lankan ethnic conflict.

A police officer is recruited to capture the leader of a separatist group.

Murugan has a rivalry towards tigers from childhood. From childhood he gets trained to hunt tigers,which are danger to villagers. Now he is Pulimurugan, but he has to face the tigers as well as the dangerous humans, as he is forced to move out of forest. This forms the rest of the story.

Constable Siva is assigned to escort a witness from police custody to the courtroom. As a twist in the plot, Siva learns that the entire police department wants the witness dead and starts the real run.

Satyam begins with Sathyam (Vishal), an assistant police commissioner rescuing a hooligan from encounter thirsty cops, only to arrest him later. He reminds his fellow cops that a cop’s duty is to kill crime not criminals. Sathyam meets his first challenge in tracking a mysterious killer of three ministers. In the process, he finds the culprit Manickvel (Upendra), only to receive a rude shock to know his identity.
For, the murderer is none other than a former police officer, who inspired Sathyam to take the cop job. Revealing the reason behind his change of mind, the ex-cop says that he is on a killing spree as he failed to set right things in khakhi uniform.

Arjun Krishna (Vikram Prabhu), a technician in a Chennai-based BMW showroom, meets Anamika Raghunath (Priya Anand), a college student, while out with her friends at Hard Rock Cafe. They are attracted to each other and go on a date the following night. Following the date, Anamika invites Arjun to her apartment for a bottle of vodka. Things go well until Anamika gets kidnapped by two men. Arjun, who was in the bathroom when Anamika was kidnapped, immediately lodges a complaint at the Besant Nagar police station. Sub-Inspector Arumugam (M. S. Baskar), who is assigned the case, then goes to Anamika’s apartment along with Arjun, but finds that the apartment is cleaned up and there seems to be no sign that a kidnapping has taken place, while the apartment’s watchman insists that Anamika had not returned to her apartment for three days. Also, the CCTV camera installed at the apartment does not show any men arriving and taking away Anamika, prompting Arumugam to suspect that Arjun has lodged a false complaint as he is drunk. However, when Arumugam calls up Anamika’s father Raghunath Kumar (Shankar Sundaram), the chairman of the TV news channel Channel 24, he merely replies that he doesn’t know anything about the kidnapping and that Anamika is holidaying in Goa, at which Arumugam suspects something amiss, realising that Arjun had not lied after all. Arumugam and Arjun rush to Raghunath’s mansion, where they see him being threatened by the two men who had kidnapped Anamika as well as the police inspector of Besant Nagar to give them a SD card which has some critical information. Raghunath calls up his editor and asks him to give the SD card to the three men, after which he is killed by them. Arjun and Arumugam pursue the three men. While Arjun manages to kill the police inspector, the other two men escape, killing Arumugam in the process.

Rajalakshmi raises Ramu, an orphan, as her own son who in turn always protects his foster family. However, he must stop his malicious foster brothers from marrying off their real sister to a gangster.

Though he works as a hostel warden, there is more to Kaali than meets the eye. Things take an interesting turn when Kaali’s path crosses with a group of dreaded gangsters.

This movie claims to represent a number of true events that have actually happened. Put together under one shell with imaginative screenplay and characters, the story revolves around 3 primary characters Michael (Ashwin Jerome), Soumya (Varsha) and Pasupathy (Raju Sundaram). The plot forms around how these 3 characters meet and what happens after their meeting. However the complete plot will be known only after the release of the movie.