Devaki is a biology teacher at the same school attended by her stepdaughter Arya. Although, Devaki is a caring mother, Arya remains distant. One unfortunate night, Arya is brutally attacked. When the justice system fails them, Devaki faces some tough decisions and goes to great lengths to find justice for her daughter.

The film opens with the discovery of a corpse of a teenage girl who was brutally murdered.
Arun Kumar (Vishnu Vishal) is an aspiring filmmaker who wants to make a movie on psychopaths. After being rejected many times and due to pressure from his family, he decides to give up his dreams and become a sub-inspector with the help of his brother-in-law Doss (Ramdoss), a police officer himself. He moves to Chennai to stay with his sister Kokila (Vinodhini Vaidyanathan), Doss, and their daughter Ammu (Abhirami). Ammu gets into trouble when she makes Arun sign like her father in her report card. Her class teacher figures this out and thinks she signed it herself. He meets and befriends Ammu’s teacher Viji (Amala Paul) and her niece Kayal (Baby Monica).

A gas tanker is attacked by a gang of Somali pirates in the gulf of Aden. The Russian Navy sends a destroyer to free the hijacked ship.

Inspector Ajit Rathod (Ajay Devgn) is on a mission to eliminate a notorious terrorist Azhar Khan (Rahul Dev) who killed his wife (Koena Mitra) and the latter is underground from the eyes of law and planning to destroy Mumbai. Now the story moves on to Amjad (Akshay Kumar), an auto rickshaw driver, who is searching his long lost brother Munna, and struggler Avinash (Tusshar Kapoor) who wants to be a star in Bollywood industry. Amjad wants to marry his lover Heena (Esha Deol). But her parents want her to marry a rich man. So Amjad plans to win her parents’ trust by a fake drama with Avinash and his friend to act as fake goons and they involve Rathod to arrest and win Heena’s heart. The plan goes wrong as real goons appear but Amjad fights them leading t Heena’s parents agreeing to marry her to Amjad. Avinash, who is a struggler, on the other hand, loses his job as an extra in films after an argument with an egoistic actor. A newcomer Indu (Laila Mehdin) is helped by Avinash to enter the industry and soon both fall in love with each other not knowing that she had been subjected to a compromise with the producer. Hopeless, Avinash decides to be an auto-rickshaw driver but Indu apologises and encourages Avinash to be a good actor. Soon, Avinash and Indu’s luck turns when the filmmaker (Asrani) casts them as leads in his next film after being impressed on their acting skills. Meghna, a news reporter (Lara Dutta) develops a liking towards Rathod, but the latter is still traumatised and angered on his wife’s death.

A 14-year-old forlorn Kalyani delivers a boy in seclusion, fearing societal backlash and incapacity. She abandons him, heavy-hearted, placing him inside a moving goods train, which a slum dweller finds. The slum procures him as their common child, naming him Surya and they collectively raise him honest. He grows up, intolerant of injustice especially to the poor, though he wonders why his biological mother had impetuously abandoned him. A yellow shawl was the only identity he had of his mother, which she had placed him in when casting him away.
Devaraj, a powerful don who is kind yet feared by most in the society, also fights injustice, but by violent means. Ramana, an auxiliary of Devaraj’s, whose abusive demeanour led Surya to attack him, succumbs to his death. Surya gets apprehended for this. An exasperated Devaraj soon perceives Ramana’s felony, realises Surya’s cause was genuine and bails him out. Thus, Surya and Devaraj get to understand each other as both share similar social ideologies despite getting off on the wrong foot. Devaraj declares Surya his “Thalapathi”, a best friend.

Moneykandan (Vaibhav) is an IT guy who spells his name as ‘Money,’ and like his name, money is an important driving force in his life, as he dreams of getting his sister married and making his mother happy. He has a loving girlfriend Meera (Ramya Nambeesan), and life seems to be one big party for him. However his life takes a U-turn when he gets suddenly fired from his job. One day, by mistake, a box arrives on his doorstep containing Rs. 5 Crores which is a part of settlement between two bad guys Ilavarasu (Kota Srinivasa Rao) and Kamatchi Sundaram (Sayaji Shinde). Moneykandan wants to run away with the money and start a new life in another country, but he finds that he has caught a tiger by the tail.

Recruitment based on qualification happens everywhere, skilled labor is always an asset to the hiring company and we all know different type of recruitment companies for different professions but how many of us have heard a company hiring con men? An unemployed youth named Vetri comes to Chennai in search of his friend Ravi, hoping to get a job under his boss Karuna who is an ex MLA. Ravi tells Vetri that as of now there is no vacancy under his boss, he is very innocent and has to learn a lot about life for that, he has to meet a person called Guru, if he is fortunate enough he will be hired by Guru. Guru is the founder of “Art Of Theft” (company name). Ravi’s boss Karuna (ex MLA) is going to contest the elections and is very desperate to win the elections. Karuna (ex MLA) plans to bribe public for vote. Guru and his team sketch a plan to loot Karuna’s money when it is transported to the distribution area. Finally Police takes over the money.

The plot follows H, a cold and mysterious character working at a cash truck company responsible for moving hundreds of millions of dollars around Los Angeles each week.

A badass cop Vikram leads a special task force formed to eliminate a kickass Vedha’s gang running amok on the streets of Chennai, making a mockery of Law and Order. An encounter planned by a Vikram’s friend Simon, kills Vedha’s trusted aides and brings him out of hiding. Vedha lays his clutch on Vikram and engages in a disturbing mind game of sorts which results in a quest to reveal the truth behind that fateful encounter.

A contract killer escapes after murdering a politician and must help the cops find a murderer after a slain officer’s memories are transferred to his brain.

A retiring police officer remembers a thrilling case of his life which is not recorded in any case files.

When Sahir, a circus entertainer trained in magic and acrobatics, turns into a thief to take down a corrupt bank in Chicago that ruined his father, Indian officers Jai and Ali are called to catch him.