It is a story of gang wars and how a newly emerged don robs the other existing gangs and gets the ultimate power among all. But eventually it turns out that he has been working in cahoot with the police forces and this was all their plan to track down all the underworld activities and trading.

The story revolves around Maran (Kishore), who works in a bakery. He and his wife (Latha Rao) are searching for a house to rent. A shady broker (Scissor Manohar) gets Maran a house under his budget, but he has to face the sanctions of the house owner (Bala Singh) if he wants to stay in the house. The house owner will only allow a family of four, but Maran has three children, making it five members in his family, including him and his wife. Maran has no other option, so he lies to the house owner and hides one of his kids in the box which he uses to load his bakery goods..[5]

The film opens and ends with jail sequences. In both scenes, Pazhanivel (Bharath) is seen behind bars. The happenings from his release and his reentry to the jail make the whole film. Pazhanivel, who comes out of prison, puts his sister Karpagambal’s (Kushboo) life on track through his heroics and goes back to jail as a martyr. Pazhanivel was put behind bars when he was 10 years old. He killed his father’s (Yaar Kannan) “keep”, who made his mother’s (Rekha) life a hell by exploiting her to cajole his “keep”. He went to jail, and his father turned an aimless vagabond. Karpagambal, who disowned him when he was sent to jail, grew up and got married to businessman Jeevanandham (Biju Menon). Karpagambal is living in a fool’s paradise, believing the man, who is actually an antisocial element. However, she need not worry about anything. Pazhanivel, who is now 25 years old, has come out of jail. He gets a job in his sister’s house, unearths Jeevanandham’s shady deals, reforms him, and puts his sister’s life on track. Meanwhile, he finds his lady love Deepti (Kajal Aggarwal).

The story begins in Goa, where 6 dead bodies are washed ashore. The Goa drug lord Jothi (Ashutosh Rana) is responsible for this. The Police Department of India is unable to capture him for nearly a decade because not a single person has seen him in person as he is constantly on the move and has no permanent aides or accomplices.
Chitti (Mahadevan) is in charge for the drug trafficking in and around Goa. One day, he receives a call from Jothi about a missing drug consignment. Chitti and his men are unable to hunt down the culprit. It is revealed that Shiva (Arya) is the mastermind behind the drug theft and is working for Chitti as his most trusted henchman. Chitti, along with Shiva and his nephew Guru (Harish Uthaman), run an underworld drug empire in Goa.

Thenmozhi (Anushka Shetty) arrives in Boston to meet her niece. While leaving for Chennai, in the airport, she gets a free upgrade and sits next to Sathyadev (Ajith Kumar). During the flight, she starts vomiting due to overeating and with Sathyadev’s help she feels better, so she develops a crush on him. The next day in Chennai, Sathyadev and Thenmozhi are at a cafe, when a criminal named Victor (Arun Vijay) comes to abduct Thenmozhi, but fails due to Sathyadev subduing him.

The film goes back to Chennai 1989 (then known as Madras) where Sathyadev’s father (Nassar) is killed by a criminal. From there, Sathyadev makes a decision and a few years later is seen in a jail with Victor. They escape from jail, get Victor married to Elizabeth alias Lisa (Parvathy Nair), and meet a criminal Matthew (Stunt Silva). Sathyadev infiltrates the gang as an IPS officer, kills Matthew, and injures Victor. In an attempt to stop a gangster, he meets Hemanika (Trisha Krishnan), who needs to get to a hospital due to her being pregnant. Two years later, he meets Hemanika and her child Isha (Baby Anikha). After seeing each other for four years, they decide to get married. On the day of their marriage, Hemanika is killed: Sathyadev and Isha are heartbroken. Sathyadev decides to quit and travels with Isha around India along with his colleague Richard’s (Vivek) help. After he returns, his neighbour’s children have gone missing. He discovers that Victor is helping his boss Muruganandham (Suman), stealing organs illegally with foreign doctors to help him. Sathyadev is able to find the children and their next target, Thenmozhi.

A woman walks into the life of a debt collector, who works for a loan shark, claiming to be his mother. He tries to turn over a new leaf moved by her affection, but can he do so after having ruined the lives of so many people?

An undercover cop goes to find and kill a crime lord. However, when he realizes that the crime lord’s business intentions are good and he has his own challenges, he needs to decide his next step and help the crime lord change his life.

The film starts with a tough debate in the new Andhra Pradesh state assembly about the long pending murder case of Visakhapatnam City Police Commissioner Ramakrishna IPS (Jayaprakash). The Home Minister of Andhra Pradesh, K. Sathyanarayana Reddy (Sarath Babu) proposes to bring DCP Durai Singam (Suriya) from Tamil Nadu police to solve the long pending case. Durai Singam learns about Madhusudhana Reddy (Sharat Saxena), a don ruling Andhra Pradesh and gives a casual impression under a disguise after facing some attacks, while he secretly investigates the case from all aspects. Meanwhile, Durai Singam is being followed by Vidya (Shruti Haasan) who is a journalist under cover, tracking Durai Singam in a disguise as IPS student named Vidhya. Durai Singam states he has divorced his wife, Kavya (Anushka Shetty), but secretly contacts her. Later, after suspicions about this were made by his colleague, Subba Rao, who is an Inspector of Police and seen Durai Singam with Kavya, he discloses the divorce cover up as an intent to keep Kavya away from his enemies.

Pandian vows to catch a drug kingpin after his partner is murdered. When he is kidnapped and turned into an addict, Pandian fights to overcome the addiction and get revenge for his friend.

Revenge for a man who exposes and deals with a fake marriage. Supposedly based on a fake marriage racket. Run by four advocates who have oversaw more than 3,500 such weddings.

Shiva, a local Ruffian is unstoppable in his path as he had garnered the support and affection of the general public by fighting against the injustice that comes their way.

An orphan murders his girlfriend’s father and his brothers. What made him seek out this bloody revenge?