Sera (Krishna) is a man who earns his living by retrieving dead bodies from Kodaikanal’s Green Valley View suicide point. Nandu (Karunas), Shanmugam (Thambi Ramaiah), and a mute friend are part of Sera’s crew. Sera meets Kavitha (Bindu Madhavi) when he and his crew retrieve her sister’s body from a gully after her sister had committed suicide with her boyfriend. Kavitha falls in love with Sera. A parallel plot is of Ayya (Jayaprakash), who trades in stolen tea, with corrupt officials turning a blind eye to his activities. Iyya’s gang kills 4 police officers during a raid and throws the dead bodies from the suicide point. Ayya, who knows Shanmugam, threatens him not to retrieve the bodies of the police officers. Fearing for their lives, Shanmugam tries to convince Sera not to retrieve the bodies. Brushing aside Shanmugam’s fears, Sera’s crew retrieves the bodies. After retrieving the bodies, Sera informs the police of the murder by Ayya, resulting in Ayya’s arrest. Ayya comes out in bail, and his men kill Shanmugam, Nandu, and Sera’s mute friend. Sera kills Ayya’s henchmen. Kavitha consoles Sera, and they both decide to run away from Kodaikanal to lead a peaceful life. They both board a jeep, and on the way, Ayya arrives with his men, and they start attacking Sera. Sera kills most of them and also Ayya. He rushes back to the jeep but is shocked to see Kavitha dead. Sera understands that Kavitha was accidentally stabbed to death during the fight. Sera cries loud, jumps from the mountain, and kills himself along with Kavitha’s dead body.
Maayi (Sarathkumar) is a well-respected, do-gooder in a village. He considers women in the village as his sisters and even helps financially to conduct their weddings. He is a man who is ready to kill his father Irulandi (Vijayakumar) when he learns that he had a second wife. But the father opts to kill himself rather than face his son and so, Maayi brings his stepsister Lakshmi (Suvalakshmi) to live with him. A local MLA (Rajan. P. Dev) comes to Maayi to get his support during the upcoming election, but he refuses and the MLA loses the election. But his son (Anand), who admires Maayi, marries Lakshmi.
During a walk to the park Raghuraman (Prakash Raj) meets Sudhakar (Prithviraj Sukumaran) and tells him about daughter Abhi (Trisha Krishnan). Raghuraman is the loving husband of Anu (Aishwarya Sivachandran) and the worrisome as well as caring father of his only daughter Abhi. Together they live a calm and content life in Ooty. Also living with them is “Ravi Shastri” (Elango Kumaravel) who was earlier a beggar and was adopted by Abhi. Raghuraman and Abhi are best friends. Over the years as Abhi grows up, Raghuraman has the joy of being a part of her life. When Abhi gets accepted in a prestigious college in New Delhi, Raghuraman is shocked. Although the thought of being separated from his daughter for two whole years is heartbreaking, Raghuraman wearily accepts. After returning from college, Abhi tells her parents that she has fallen in love with a young man in Delhi. Anu is perfectly all right with the idea, but Raghuraman is angry and scared. He shouts at Abi and does not talk to her properly. Anu later informs Raghuraman that their future son-in-law will be arriving by flight and staying with them for a while. As soon as Raghuraman meets his future son-in-law, Joginder Singh (Ganesh Venkatraman), he is taken aback because Joginder is a Sikh. After many conflicts with Abhi and Anu, Raghuraman finally realizes that Joginder is self-sacrificing and quite talented, more so when on one occasion the Prime Minister calls him for advice.
A group of five friends live lives in their own way without any shouldering, any responsibilities even after graduating more about male bonding and friendship within a group.The change of equations among pals during various situations forms the crux of the story.
Vanjaram (Mime Gopi), a gangster, owns an asian arowana fish named Kattappa, which is believed to be his lucky charm. One night, Kattappa gets stolen by a thief and ends up in Pandian’s (Sibi Sathyaraj) house. Pandian is considered an epitome of bad luck after multiple business failures, and his father calls him “Bad Luck” Pandian. Pandian marries Meena (Aishwarya Rajesh). They move in to a new apartment, where they meet a girl named Kayal (Baby Monica), who lost her mother at a young age and develops a bonding with the couple. She yearns for a lucky wish which will grant her wishes come true. When Kattappa ends up in their house, they discover that it is indeed a lucky fish.
Chinnadurai (Major Sundararajan) owns a huge estate that grows and processes tobacco and tea leaves. Due to advancing age, he is concerned about leaving control to his son, Kalyana (Kamal Hassan) and the cunning deceit of his manager, Ramiah (Thengai Srinivasan). Kalyana is immature and naive, and easily manipulated by the cook, Samipillai (V.K. Ramaswamy). He is also deeply in love with Shenbagam (Sridevi). Ramiah, Samipillai, Perumal (Senthamarai)(Shenbagam’s father), and Ligappa (a hired thug) plot to murder Chinnadurai and swindle the property from Kalyana. Ligappa mortally wounds Chinnadurai, and on his death bed he confesses to his son that he was born a twin, abandoned his first wife Rajulakshmi (Puspalatha)and his brother Raman (Kamal Hassan). After his father’s death, he conveys this information to the cook, who tells him he will go to Madras and bring his relatives home. Instead, Samipillai goes to a side show, and hires a married couple Rangamani (Manorama) and Kittu, to pretend to be the lost mother and son. One day the entire gang is in a room, laughing at how they had duped Kalyana and will steal everything. He overhears, and runs to tell the police. They chase after him and throw him off a cliff, observed by Shenbagam, who goes mad. Kalyana’s ghost travels to Madras and confides everything to his brother, Raman. He wants his brother to go home, exact revenge, and take care of Shenbagam…..
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.
Singaravelan “Velan”, on his birthday, tames a wild bull by just talking to him. He seems to share a special bond with animals as he works in his farm filled with animals. Later that day, his mother, Parvathy, calls him and decides to tell him the truth about his late father. Velan, in his imagination, thinks that his father was killed by four goons (as is the case of many Tamil films then) but soon learns that his father did actually die of a brain illness like he had been told before. But, he had died heartbroken that his marriage with Velan’s mother was not accepted by her sister-in-law and they had broken all links. Further, they believe that it was Parvathy’s curse that killed her brother and sister-in-law in a car accident and they get a promise from the guardian, that their daughter should not be married to Parvathy’s son. Velan’s mother reveals that it is Velan’s duty to get married to her brother’s daughter Sumathi to bring the separated family back together. Armed with only a picture of the girl when she was four, he leaves for Madras to fulfill his mother’s wishes.
Shankar is an orphan raised by a sincere police officer named Raja Rao. His son Bharath accidentally kills a kid and Shankar takes the blame on him. Shankar is imprisoned and Raja Rao warns him not to meet him again. After graduating, Shankar is employed as a circle inspector of police. He is popularly referred to as ‘Encounter’ Shankar because of his track record as an encounter specialist.
He is transferred to Bukkapatnam town in Tadipatri, Ananthapur district. He is assigned the task of halting the illegal businesses of Damodar, an influential crime boss whose dream project is to build a power plant. Using his wits, Shankar destroys all the three main businesses of Damodar by trapping their respective in-charges. He brings a stay on the power project by bringing few vital witnesses before the court of law, thereby earning Damodar’s ire. On a parallel note, Shankar loves a sweet shop owner named Saroja who reciprocates her feelings at a later point of time.
Vikramadhitya is a wealthy entrepreneur who owns a group of businesses. In Paris, a paragliding accident leaves him a quadriplegic. To ensure his girlfriend Nandini’s happiness, Vikramadhitya’s friend and legal adviser, Prasad, conveys a message on his behalf that he is not interested in marrying her.
Five years later, Vikramadhitya leads a hopeless life with his secretary Keerthi, his cook Lakshmi, and a few servants. He and Keerthi interview candidates for a caretaker position; many seem pretentious and manipulative. Seenu, a paroled convict, applies for the job in accordance with his lawyer’s (Lingam) advice; the job would prove to the court that Seenu is leading a law-abiding life, closing his case. He is detested by his mother (a railway clerk) and his siblings, Swathi and Kanna.