A hard-working, blue-collar dad who just wants to provide a good life for his quick-witted 8-year-old daughter. His mundane San Fernando Valley pool cleaning job is a front for his real source of income: hunting and killing vampires.

On the way to Chennai, Bala’s (Srikanth) bag and certificates get stolen in the train. But he has a look about him that endears him to a petty shop owner Sundaram (Haneefa), who provides him accommodation along with a few bachelors (Vayyapuri, Shyam Ganesh and Sukran) in the top portion of his house. Malar (Trisha) stays opposite this house and the bachelors are crazy about her. They are scared if the handsome and generous Bala will try to woo her and so they hatch a plot and frame him, so that Malar’s two brothers beat him up black and blue. Three strangers, who claim to be his true friends from Hyderabad, save an unconscious Bala. Now the true identity of Bala is told in a flashback by these friends, that he is a rich son of an industrialist (Rajeev and Fathima Babu). Malar saves Bala from an accident and soon they are in love. But her brothers take her back to Chennai, as her sister had already eloped with someone. The brothers do not want her to commit the same mistake and make her promise that she will only marry someone of their choice. Then there is another secret that nobody knows – Malar is suffering from some brain disease and will die soon. Bala comes to stay opposite her house to see and make her happy till the end.

Raghu, a software engineer, faces several challenges in his arranged marriage as he suffers from erectile dysfunction and tries to find a solution to his problem.

Rishi (Prabhas) is the son of Bhupathi (Krishnam Raju). Rishi is influenced by his father’s ideals and grows up just like him. Bhupathi does not want his son to take up violence and sends him to Bangalore for studies and to learn music. There, Rishi falls for an orphan Deepali (Deeksha Seth) and brings her to his house. During the festivals held in their village, Simhadri (Pradeep Rawat) sends thugs to kill Bhupathi and his family, but Rishi eliminates all the thugs. Bhupathi’s brother Jairam (Mukesh Rishi) joins hands with Simhadri so they can kill Bhupathi, Bhupathi’s wife Lakshmi (Rama Prabha), and Deepali. Simhadri tells Rishi that a local goon helped Jairam kill Bhupathi and his family. Simhadri soon kills himself. Some of Bhupathi’s bodyguards are still alive, including Raju (Supreeth). They assist Rishi to get revenge. Two years later, Rishi discovers that a goon named Stephen (K. C. Shankar) was doing illegal business in Hyderabad for a very long time.

Defense Minister Ritwik Sodhi passes a gun amendment bill that enables one to own a gun. This is the story of how Happy, Lucky, Max Pain, Uncle Fixit, Serena and William’s stories intertwine among themselves amidst passing of the gun bill.

Veera, a male chauvinist, is seeking a bride with his own preconceived set of conditions. However, he unexpectedly ends up marrying Keerthi who is the polar opposite to his expectations. What will happen when the truth is revealed?

Aadhi, played by Rameez Raja, was helping his father, in running a mobile phone shop, with no big aim in life. One day, he met Divya, a college girl and fell in love instantly. On the day when he was planning to propose, both of them were kidnapped by two gangs for different reasons. When Aadhi, Divya and their family members got killed by a gangster, Aadhi woke up to realize that what he witnessed was a terrible nightmare and felt relaxed. But his happiness was short-lived, as he started to realize that his dream was slowly shaping into a horrible reality. Did he avoid the inevitable end? That’s rest of the story.

With their parents preoccupied with their new careers, a young girl and her brother befriend a talking monkey who is struggling to be taken seriously as an actor.

In the year 2065, a scientist (Arya) invents a time machine. To prove its capability, he sends it back in time to 2015, programming it to return within forty seconds. However, the machine does not return.
The time machine is seen by three people in 2015 — Elango (Vishnu), a budding entrepreneur whose ideas are rejected by all and who is struggling to maintain his relationship with his rich girlfriend Anu (Miya), who is embarrassed at the fact that Elango is unemployed; Elango’s best friend Pulivetti Arumugam (Karunakaran), a fake astrologer; and an inventor Giridhara Parthasarathy (T. M. Karthik), who makes a living by repairing home appliances. The three of them are involved in an accident and witness the time machine while recovering from the shock. While Parthasarathy decides to keep the time machine for himself, he suffers an electric shock and ends up in a coma, prompting Elango and Arumugam come to steal the time machine from Parthasarathy’s shop. The duo use the time machine to make Arumugam’s astrology practice extremely successful by going back in time and finding things lost by people under the guise of astrology. Elango further uses the machine to impress Anu’s industrialist father Rajarathinam (Jayaprakash) by going to the future, obtaining the stock market results and successfully “predicting” them in front of Rajarathinam and his company’s board of directors. Rajarathinam soon approves the marriage of Anu with Elango.

Gopalakrishnan (Pandiarajan), a clever cook from Coimbatore, moves to an apartment in Chennai. He becomes quickly popular and appreciated among the apartment’s women, however, their husbands get jealous of Gopalakrishnan. Meanwhile, he falls in love with Usha (Kushboo). He decides to marry her with the support of his neighbours. After the marriage, Usha has just learned that Gopalakrishnan was already married. Gopalakrishnan got married with a girl (Sindhu) but she was already pregnant and she eloped with her lover that very evening. Usha is upset and refuses to live with him. Later, Gopalakrishnan finds a forsaken baby (by his ex-wife) in a dustbin and leaves the baby to an orphanage. Gopalakrishnan’s father (Manivannan), an army officer, comes to live with his son and he helps his son to win back Usha’s heart.

Meera starts calling bhoomi, her bodyguard just to fool him by telling him she loves him. Problems arise when bhoomi falls in love with her not knowing who she is.

Sakthivel, an influential man, is upset with his son Chinnarasu’s careless attitude. He is further infuriated when Chinnarasu suddenly refuses to marry his cousin, Gowri.