Surya (Ram Pothineni) is a carefree youth who lives with his father Narayana Murthy (Sathyaraj). He loves his father and is very protective of him. When they visit the temple, Murthy meets a disciplined and valued girl named Bhanumathi (Raashi Khanna) whom he wishes which house she will enter it, would be very lucky. This is noticed by Surya, and he decides to marry only her just for his father’s wish. He wants 50,000 for a delivery operation. He gets 40,000 from his friends and meets Bhanumathi (unaware that she is the same girl) and falls for her, but he does not do it because of the temple girl. He fools her and takes the remaining 10,000 from her. She tells that her father (Posani Krishna Murali) thinks that money should be with us till last, and he even makes her wear glasses on the rationale that no one would fall in love with her if she looks like an aunty. She is taken by Surya’s attitude of enjoying life to the fullest. He takes her to the delivery he helped the couple’s house. They ask him to name the baby, which he names Bhanumathi because she gave the remaining 10,000, which makes Bhanumathi fall for him. She proposes to him but is rejected because of the temple girl (which is herself but she does not know it). Surya reciprocates it when he discovers that she is the same girl. As everything was going correct, Minister Rajappa (Rao Ramesh) troubles Murthy to get his signature for a file. Murthy objects for this signature and lands in deep trouble. Surya solves the problem. Murthy retires happily, giving the credit of his happiness to Surya. Surya later marries Bhanumathi and lives happily.

Chitra (Nayantara), a medical student and her friends are working on a project about the human brain. She wants to investigate the curious case of Sanjay Ramaswamy (Suriya), a (former) notable Chennai based businessman, who is reported to have anterograde amnesia. Her professor denies access to Sanjay’s records as it is currently under criminal investigation. Chitra, nonetheless, decides to investigate the matter herself.
Sanjay is introduced as he brutally murders a man. He takes an instant picture of the man, and writes on it “done”. Sanjay has anterograde amnesia; he loses his memory every 15 minutes. Sanjay uses a system of photographs, notes, and tattoos on his body to recover his memory after each cycle.

Krishna arrives in India to get married to Shruti, but when Krishna saves her father from an attack, it is revealed he has a hidden agenda.Krishna arrives in India to get married to Shruti, but when Krishna saves her father from an attack, it is revealed he has a hidden agenda.

A team of spies is sent into Incheon to gain intelligence on North Korean positions ahead of the invasion by UN forces.

In a destitute hamlet where the denizens make ends meet by committing highway robbery, the birth of the village elder’s grandson Ayyanar (Vijayakanth) gives the community hope for the future. Virtuous from boyhood, he begins to change the town’s fortunes by ratting out his murderous cousin Sivanandi (Sampath Raj) making an enemy in the process. But will Ayyanar’s virtue cost him his life 20 years later when the vengeful Sivanandi gets out of jail?

Saravanan (Udhayanidhi Stalin) is a jobless youth who roams around in a two-wheeler with his friends. Kalyanam (Soori), his uncle, aspires for a political career, but due to the error committed by a drunk photographer, Saravanan ends up as the local head of a national party, and this upsets Kalyanam, who is left with no option but to leave the country to take up a job in Dubai. His other uncle’s daughter Thaenmozhi (Regina Cassandra) returns to town after many years, and Saravanan is besotted by her and falls in love with her. In the meantime, Kalyanam returns and awaits an opportunity to teach a lesson to Saravanan. Whether Saravanan succeeds in his love and whether Kalyanam manages to put Saravanan in his place is told in the rest of the story.

During the Mamankam festival held at the banks of Bharathapuzha in Tirunavaya, soldiers from various places used to come together to wager battle.

Murugappa ‘Munaruna’ (Dhanush) is a Tamil worker in 1960s Burma. His friend Saamuda falls in love with Mallika, but Mallika loves Munaruna. Munaruna saves Samudra (Amyra Dastur), the daughter of a Burmese army general, from a Ferris wheel accident and they fall in love. When Mallika learns about this, she is devastated and marries Saamuda. The Burmese general disapproves of the union between Munaruna and Samudra, and revokes the privileges that the Tamil immigrants had until then. Violence breaks out and the Tamil nationals flee Burma. Munaruna and Samudra join the refugees on a ship with Saamuda and Mallika. When Samudra’s father comes looking for her, Mallika spitefully reveals where they are hiding. As Samudra and Munaruna try to escape by diving into the ocean, Munaruna is shot and killed. Samudra handcuffs herself to Munaruna and drowns with him after promising to be together forever.

Gautamiputra Satakarni (Nandamuri Balakrishna) is 2nd century AD Satavahana ruler of Amaravati who has a dream from his childhood that to unite all the 32 kingdoms in the country under one roof, to stop internal collisions between the rulers to establish peace. He takes oath on his mother Gautami Balashri (Hema Malini) and starts his mission at the age of 18 and he gives only two options to the kings on his way either peace by surrendering their sword to him or war. It takes 18 long years to achieve his goal and takes entire South India under his control. Time being Satakarni marries Vashishthi Devi (Shriya Saran) and they have a son Pulumavi (Master Snehit Chowdary).

The film opens with Vinod (Jai) sipping his milkshake and walking in the subway. Then, suddenly a young woman called Subiksha (Andrea Jeremiah) blocks his path and proposes to him and disappears. He takes it as a joke and goes away. But during the following week, he starts to wonder about her and questions himself whether she told the truth. So, he starts to wait in the subway every day. But she doesn’t come. But on the other hand, she visits his workplace in and his friend’s room, where he stays. But both the times he doesn’t make it in time to meet her. Finally when he meets her, she tells him that they have already met at a party where their mutual friend asks her to drop him at his place as he is very drunk. But Vinod doesn’t remember this incident. When he replies to her proposal, she rejects him stating that she just messed with him for his behavior on the night she dropped him at home. But he continues to pursue her. Subiksha puts a condition that if he fought with Ashwin Ranjith, a boxing champion, she would return his love. He agrees to fight him not only to win her love but also cause of an incident that happened because of Ashwin which has caused him to stay away from his father.In a flashback it is revealed that Vinod loved his father dearly and was at a shopping mall enjoying with his family but a hot dog fells over Ashwin who publicly insults his father.After this incident Vinod stays away from his father.His father who is Subhiksha’s colleague narrates this incident to her which causes Vinod to defeat Ashwin in the end.

Vallarasu (Vijayakanth) is the Deputy Commissioner of Police and a very honest police officer who has arrested Wasim Khan (Mukesh Rishi), a terrorist from Pakistan. He has a wife Anjali (Devayani) and 2 children. Vallarasu kills his senior police officer (Raghuvaran), who is his father-in-law, on knowing he is hand-in-glove with terrorists and anti-national elements. Anjali leaves Vallarasu after she comes to know he had killed her father. Vallarasu takes the help of some youths (including Sriman) who are disillusioned by their inability to join the police force to fight the terrorists and other criminal elements. Vallarasu fights R. Kandasamy (P. Vasu), a rich man who is behind the attempts to destabilize the country. With the help of Seshadri (Karan), a software engineer, Vallarasu succeeds in killing Kandasamy’s son. In retaliation, Kandaswamy attacks Raheem (Sriman) and Seshadri, who both die. In the climax, Anjali unites with Vallarasu after knowing the truth, and he kills both Kandasamy and Wasim Khan.

The film opens with the ageing gangster, Singaperumal, forcing himself on a young girl, Subbu. He is unable to perform, and vents his anger by slapping the helpless Subbu. Singaperumal is the grand don of crime in Madras. His lieutenant, Pasupathi, brings a proposal. A large stash of cocaine, worth about ₹ 2 crore, has entered the city. The guy bringing the stash wants to sell it for ₹ 50 lakh. Pasupathi sees the immediate easy profit, as well as the long term benefit (to control the cocaine market with such a large supply) and the recognition that they are able to pull off such a deal. The drawback is that the stash really belongs to their arch-rival Gajendran. Singaperumal knows that Gajendran is a vicious and unpredictable adversary, and the venture is risky and likely to become messy. He decides to pass. Pasupathi dourly suggests Singaperumal is getting old and rusty. He asks Singaperumal to loan him the ₹ 50 lakh so he can do the job himself. Pasupathi is prepared to face the risks, and in return for the loan, he offers Singaperumal a cut of the profits. Singaperumal agrees to the loan, but, instead asks Pasupathi to first get the stash and then think of the profit distribution. The money for the loan is brought to Singaperumal.