Marudhu, an irresponsible youth, leads a carefree life. But when his relative dies after consuming illicit alcohol, Marudhu plans to take revenge.

The film is a rom-com which explores the life of a young paperboy.

Balu (Vijay) comes to the modern city and stays with his friend who claims he has a job. Actually, he is also unemployed. Both of them are tenants of a girl named Sumithra (Sanghavi). First, Balu and Sumithra get into fights, but then their arguments and fights turn into love. Meanwhile, Sumithra’s cousin Mahesh (Karan) is also in love with her. One day, Balu witnesses a thief stealing a necklace, and when he tries to catch him, the thief inserts the necklace in Balu’s pocket, and Balu is blamed for stealing it. Sumithra starts hating Balu. Taking advantage of this situation, Mahesh creates a rift between them by hiring goons to attack them, and he blames Balu for that too. Balu explains his sad story to her grandmother Paattiamma (Nirmalamma) that he lost his mother during small age and could not endure the torture of his stepmother, so he escaped from home. Paatiamma believes him, but Mahesh takes revenge by setting up wires and making her paralyzed. In the hospital, Sumithra overhears Mahesh and his father (Vinu Chakravarthy) wanting to kill her to steal their colony. Balu pays the medical bills and attempts to commit suicide, but Sumithra saves him. Mahesh, who tried to kill him, is killed in a stampede. The film ends with Balu and Sumithra living happily.

Ram is introduced to be an youngster who loves graffiti and doesn’t believe in everlasting love. He has gone through 9 loves in his life, and thinks that love between two people eventually dies out. As a person with strong morals, he is honest and wants to love life and live with open mind, open thought and open action with his lover. Jaanu (Genelia D’Souza) studies in the same college as Ram. He falls in love with her at first sight and goes onto wooing her. She eventually ends up falling for him, but wants him to promise to love her forever. Ram, of course, nonchalantly dismisses this and explains how he cannot love her forever. This leads to a clash of their ideologies. Ram shows Jaanu how even true love stales after a while and true love cannot stay forever, while Jaanu shows him examples of everlasting love, like her friends and her parents. However he makes it clear that love between two people is never the same as it first is. Ram doesn’t really bother about feelings of Jaanu and assumes that things work out for him with her because of how he feels for her without genuinely caring about how she feels and wants her future. Ram shows narcissism in most parts of the story.

Employees of a TV channel set out to capture ghosts as a marketing tactic. They choose a dark, spooky house and create fake ghost effects. They’re in for a rude shock when they are chased and eventually haunted by real spirits.

Sekar, a thief taking refuge by working on a farm, falls in love with Anjali, a local girl. When Anjali’s parents discover that he is a thief, they discourage her from continuing the relationship. Anjali ignores her parents’ advice and continues making plans to elope with him. While Sekar’s parents make arrangements for the young couple to marry, Sekar continues his criminal activities. On the night before Sekar and Anjali’s marriage, Sekar’s criminal cronies intoxicate him in order to sell Anjali into slavery. Sekar looks for Anjali, eventually finding the place where she was sold, and kills a woman working in the slavery business. Meanwhile, Anjali is injured by slave traders as she is thrown from a car when the drivers learn of the woman’s murder by Sekar. While hospitalized, Anjali is killed by her father who fears unwanted media attention. Sekar reaches the hospital and learns about the death of Anjali.[citation needed]

This story revolves around a famous poet who meets a woman who is in trouble. In order to treat her, he takes her to Shimla in a big hospital, but soon that woman gets possessed by devil and goes out of control. Now the question remains that what is the relation that poet shares with her which compelled him to go to any extent to save her, why she was possessed by devil and who is the devil.

Sajan Joseph Alukka (Kunchako Boban) is a soft-spoken and studious young man, while his junior Priyamvada (Meera Jasmine) is smart and outgoing. Her close friend is in love with Sajan, but he avoids her by saying that his only ambition in life is to study hard and become an IAS. But Priya follows him and digs out the truth that though he hails from a rich family, his father has now gone bankrupt and has no money even to pay the exam fee. On hearing this, her friend ditches him. Slowly Priya starts having a soft corner for him. She even pays his fees, but Sajan tries to avoid her and treats this as an insult.

Shakthi (Bharath) becomes the managing director of Rajasekhar group of companies following his father’s death. He feels highly dejected because of troubles surrounding him such as continuous loss in business and also his girl friend Anita (Shammu) ditches him and marries another guy. Above all Shakthi develops enmity over his mother after she decides to remarry following her husband’s death.
Bombarded with troubles, Shakthi one day leaves his office and boards a train without even knowing the destination. In the train, Shakthi meets Anjali (Tamannaah), who is more bubbly and talkative and she is on her way back to her hometown Theni after completing her studies. Anjali keeps talking to Shakthi continuously which irritates him. Shakthi plans to jump from the fast moving train to end his life, but due to Anjali presence, he could not do it. Anjali informs Shakthi that she is in love with Gautham (Munna) and also about her plans to elope with him as her family is highly orthodox.

Siva (Dhanush) is asked to help a friend in a love marriage. Siva kidnaps Pooja (Genelia D’Souza) on a mistaken identity from the marriage hall. When Pooja is kidnapped, her uncles (both are from the Gounder community) and their henchmen follow them.

In Mumbai, Sid Mehra is, in the words of his father, an arrogant, spoiled brat. He lives with a doting mother, subservient brother, and a father who covers his expenses and credit card bills. Sid takes his college finals then starts work at his father’s business; he lasts less than a week before walking out. At a graduation party, he meets Aisha, newly arrived from Calcutta and set on becoming a writer. He shows her the city and helps her refurbish a rented flat. He asks if she’d like to progress from friend to something more, but she says no: he lacks ambition and isn’t her type. Will her words, his exam results, a confrontation with his parents, and a break with his friends be enough to wake Sid up?

A man and woman have been neighbors since they were children, but they have different perspectives on their relationship.