A struggling filmmaker Chandran, gets a Producer for his film. The producer who runs a Fishing export business by the shores of North Madras has one condition though – the film should star his daughter Maha as the female lead. Her gorgeous looks convince Chandran & his team initially to proceed with scripting. But only later do they realize their folly.

Ganesh (Raghava Lawrence), a young man with a deep fear of ghosts who refuses go out after 6PM, moves into a new house with his mother (Kovai Sarala), father (Vinu Chakravarthy), and wife Priya (Vedhicka). All of a sudden, Ganesh gets possessed by a ghost and starts behaving in a rude manner; his family could not understand his behavior, so they seek the help of a priest Andaiyar (Nassar). Andaiyar asks the ghost about his whereabouts. The ghost says he is Muniyaandi (Rajkiran) and starts saying his flashback. Muni was a kindhearted, poor man living in the slums with his daughter and other people. His friend is MLA Marakka Dhandapani (Dhandapani), who uses Muni to make him win in elections and promises he would give lands to the poor villagers. Dhandapani wins the election but cheats Muni. Muni fights with Dhandapani, but Dhandapani kills him and his daughter. Dhandapani lies to the poor people, saying Muni and his daughter fled with the money he had given Muni for the welfare of the village residents. Ganesh enters Dhandapani’s household and terrorizes him and his assistants. Dhandapani comes to know that Muni’s spirit resides in Ganesh’s body, so he gets a shaman Mastan Bai (Rahul Dev) to save his life. Bhai bargains with Muni, who agrees to let Dhandapani go if he repents and helps the poor villagers. In the climax, at Ayyanaar temple, Dhandapani confesses to the people that he killed Muni and his daughter. He then leaves money with the villagers. Muni talks with the people and eats the feast prepared by them. Bhai tells Muni to leave Ganesh’s body, and he does. However, Dhandapani lied and was planning to get back all his money from the villagers. Ganesh, upon hearing this, kills Dhandapani. Bhai sees this act but does nothing, as he sees the injustice done by Dhandapani.

Raj Kumar (Mahesh Babu) goes on holiday in Khandala and stays with his uncle Dhananjay (Prakash Raj). He comes across Rani (Preity Zinta) and falls for her. However, he ends up teasing her and she begins to despise him. She is determined to avoid him, but he won’t leave her alone. Raj Kumar saves Rani from some thugs, and she is impressed by his heroism. After spending some time together, she begins to like him and eventually love him.
Unfortunately his uncle has made other plans for him: He reveals the past of the hero’s parents and his family. He mentions the challenge that he made with his in-laws to get the hero married to his daughter. Complying to this, the hero informs the heroine that their relationship needs to end there.
Going with his uncle to the village for his uncle’s daughter, to his joy he sees that it’s none other than Rani.

Indu and Chandru (Rambha and Karthik) fall in love. Indu does the disappearing act and Chandru gets engaged to Rekha (Mumtaz). Indu re-appears after three years with a little girl, who she claims is Chandru’s daughter. Chandru vehemently denies it and finding Indu’s presence an embarrassment tries to ferret out the truth. After many scenes of forced comedy, we learn that the girl is the illegitimate daughter of Chandru’s much-married brother, who had seduced Indu’s sister. After his brother’s futile attempt to play the villain, Chandru latches on to Indu fast enough with no apology to Rekha. But it is not really Chandru’s fault. For Rekha had done the disappearing act from the scene early enough without any explanation either.

The film is about a 50-year-old vanity van owner, Caravan Krishnan, who goes out of his way to help those in inter-caste relationships sort out their issues, and makes a point against caste and religion-based division.

Sameer Behl (Shahid Kapoor) comes to Mumbai with Bollywood dreams, struggles through the day as a courier boy, and keeps failing in auditions for advertisements. More stereotypes are stuffed in as he refuses to take help from his dad in Delhi, is thrown out from his rented flat by the landlord, and comes away with his calculative companion. One day, a movie director named Rajeev Sharma (Mohnish Behl) sees Sameer dancing and calls him to his office. Soon, Sameer is signed as the male lead in his film, and his friend Tina (Genelia D’Souza) is selected as the choreographer on the same project. Homeless, Sameer sleeps in his car and works as a dance teacher in a school. Subsequently, Sameer loses his film and is disillusioned. Tina finds this out and asks him how he can spend his life like this. After some time, Tina tells him that she also quit the film and did not want to be the choreographer for that film because she saw him upset. Sameer realises the love Tina had for him. Tina encourages him to participate in a television talent-hunt show, the winner of which will win the same role that Sameer was to play. After some time, he agrees to participate in it. After filling up the contest form, he also says “I love you” to Tina. In his screen-test, Sameer dedicates his monologue to his mother. After his monologue, during the interview, he comes to know that his father’s shop in Delhi has been demolished. He promises Tina that he will come back for her and leaves to meet his father, heart-broken about the whole thing. After watching Sameer’s performance on TV, his father convinces him to go back to Mumbai and participate in the show.

Quite annoyed with the troubles of living the life of a lower middle-class person, Sathya (Jai) decides to go to any extent to make money to run his family. Along with his friend Paari (Daniel Annie Pope), he meets Samuel (Ilavarasu), who promises to provide him money if he can forge documents. Sathya and Paari open a travel company and start dreaming of a happy life. However, a cop (Bose Venkat) who knows about the fake documents threatens to put them in jail if they fail to arrange a sum of ₹10 lakh in two days. Sathya sends his family away and starts searching for money with Paari. Gajendran (Robo Shankar), a rich man who is madly in love with Keerthy (Reba Monica John), offers to give them the money if they help him succeed in his romance. However, circumstances force Sathya to kidnap Keerthy, which earns him the wrath of a human trafficking group.

Jeeva,a regular office goer gathering up courage to propose his colleague,gets enamored by the mysterious girl and gets distracted. He ends up meeting his office crush in an elevator but ends up botching her proposal.Disheartened and confused jeeva decides to drink with this best friend karthik.He explains that he is enchanted by a mysterious girl.The mysterious girl appears to jeeva again and reveals her name as “Miruna”.Jeeva proposes to miruna and she disappears.Mean while Jeeva starts seeing prolific premonitions which deeply concerns his friend. Karthik decides to take jeeva to a Psychiatrist.The doctor concludes his abnormalities could be a Bipolar or Schizophrenia but leads them to another Psychic. Mean while the Psychic reader is approached by police for a missing child case. Jeeva and Karthik meets the psychic,who reveals that Jeeva is having early precognitive symptoms.The story reveals further on the connection between the missing child and jeeva’s precognition.

Due to street racing by local guys, a girl looses her parents and she takes revenge on the street racer!

Ravi (Ravi Teja) works as a collection agent of ICICI in Bangalore and leads a happy life along with his friends and his father Mohan Rao (Prakash Raj) who wishes to see Ravi married to a girl soon. Once Ravi rushes to a Hospital where his friend (‘Satyam’ Rajesh) is admitted as he tried to commit suicide by drinking nail polish solution and asks the reason for it. Then he describes about the traits of Shruti (Shruti Haasan) and her uncle Crazy Mohan (Brahmanandam). The duo have a habit of cheating gullible young men including his friend and Ravi decides to teach them a lesson. Ravi enters their life as a gullible youngster and starts torturing them. Crazy Mohan’s plans and attempts always go in vain before him. As a part of their cunning plans, Crazy Mohan advises Shruti to ask Ravi to marry her. As fate would have it, Ravi also comes with a marriage proposal to Shruti. Then the pair approach Mohan Rao and tell him that Ravi is in love with Shruti and that he proposed to her.

Thenali Soman (Kamal Haasan) is a Sri Lankan Tamil who has come to Chennai for psychiatric treatment because of numerous phobias caused by his trauma of the Sri Lankan Civil War. Panchabhootham (Delhi Ganesh) and his assistant (Ramesh Khanna), the doctors treating Thenali, are jealous of a relatively junior doctor Kailash (Jayaram) getting all the media attention. They send Thenali over to him, believing his failure to cure Thenali of his phobias will derail his success. Soon after their first appointment, Kailash heads to his home in Kodaikanal on a vacation with his wife Jalaja (Devayani) and his two children Arjun (Master Suraj) and Aishwarya (Baby Taj Nisha). Kailash tells Thenali to wait until after the vacation before his therapy can begin, but Panchabhootham asks for Thenali to go meet Kailash while on vacation.

A sleepwalking teen straps a camera to himself and discovers a sinister family secret.