Thirumalai (Vijay), a mechanic, falls in love with Sweta (Jyothika) and after some persistent wooing, she reciprocates his feelings. Sweta's father (Ashwin), the owner of a television channel, seeks the help of Arasu (Manoj K. Jayan), a bad guy, to break up the romance. This rest of the story is about how Thirumalai successfully join hands with Sweta. This movie was later remade in Telugu as Gowri.
The story concerns Muthu, a charismatic, well-respected and loyal servant and charioteer of Raja Malayasimman, a wealthy zamindar. While Muthu and Raja's exploits lead them to fall in love with the same woman, an actress and dancer named Ranganayaki, Raja's materal uncle Ambalathar is keen on assuming control of the family's property.
Roja lives in a Tamil village, and her sister is about to marry a man from the city, who decides to marry Roja instead and gets a job assignment in Kashmir, where some militants decide to kidnap them.
A honest and peace loving village man turns into a politician but his past haunts him till he seeks redemption by surrendering himself to law.
A policeman accepts bribes from corrupt politicians and local thugs to help them in their illegal work. However, he decides to correct his mistakes after he falls in love with a woman.
A class-divided friendship goes through highs and lows through several decades.
Azhagappan, a handsome widower with four children, gets caught in a dilemma where three different women are in love with him. Soon, the children devise a plan so that he gets married to one of them.
Two musical brothers look for love, only to have their quest end in tragedy for one.
Siva and John, two best friends, get separated due to the atrocities of a gangster. Siva becomes Tiger and fights injustice, while John is hired by a mafia leader to kill Siva.
Anand is a motocycle champion for six years in a row. Winning the championship brings him the introduction of Uma, the daughter of Thilakavathy - a haughty, rich woman. Uma thinks Anand has a too dark complexion, but soon it turns into love. However, Thilakavathy deceives Anand and Uma into thinking that she agrees to their wedding while secretly planning to get Uma married to someone else. What transpires later forms the crux of the story.
Balakrishnan and Ashok are two childhood friends who lose touch with each other. One of them goes on to become a national figure and the other, a village barber.
Chellammaa (Geetha), a singer, is wedded to a chauvinistic, sadistic industrialist named Prakash (Prakash Raj). She is unable to beget a child and hence is the target of hurting words from Prakash and his mother. When he prohibits her from singing, it is the last straw for her and they divorce. He marries Karpagam (Renuka), a doormat wife, while Chellammaa stays single, with a cook Kokila (newsreader Fathima Babu in her first movie appearance) around to help her. Kalki (Shruti) works in an ad agency and is relentlessly pursued by co-worker and model Paranjothi (Rahman) but she not only rejects him but debunks love and sentiments. Chellammaa becomes friends with Kalki after a few encounters and Kalki moves in as a paying guest. But she strikes up a friendship with Prakash and as the result of an affair with him, she ends up bearing his child. What happens of this leads up to the climax.
To rebel against her mother, Deepika, a young girl, sends explicit pictures of herself to a fictitious email address. However, the pictures are received by a real person and the two fall in love.
Rasaiya and Rajeswari are tribal newly weds, out for a midnight stroll in the forest. Three drunk businessmen('Nizhalgal' Ravi, Thyagu, Ponnambalam) accost them and when Rajeswari refuses to succumb to their advances, they kill the couple. Rajeswari is them reborn as the child of a poor couple and once she remembers her past, starts taking her revenge. Once she has disposed off the first two, she finds out that the son of the third is a look-alike of Rasaiya. When Rasaiya ends up marrying the girl of his father's choice, Rajeswari attempts to prevent the consummation of their relationship and steal her husband back.
Parandhaman and his family are forced to shift to another house due to his father's habit of interfering in the neighbours' affairs. His father tries to solve people's problems by staging events.
The story involves five characters from different background, who got vexed with their lives, jointly decide to end their lives together, but begin a short journey of 100 days to live together happily before dying. After a series of events, arrival of orphan baby into their life & gaining inspiration from many of the disabled persons who had achieved things and also from the advice they give them, the four youths decide to life a long and brave life.
Ragupathy leaves his village for the city and finds a job at a 5-star hotel owned by a man in a relationship with his mother. When his life is threatened, Ragupathy decides to ensure his safety.
The son of an orthodox Carnatic Musician spreads awareness about social causes against his father's will, and gains the trust of local people and brings self-awareness to neighbouring villages.
Suhasini, a divorced nurse, is the sole wage earner of her large family and navigates various struggles in her life. One day, she meets a novelist who encourages her to get a new start in life.
Bharti, a highly successful singer, escapes from his jealous wife who is unable to deal with his female fan following. He meets Jyothi, a dancer who has also escaped from her cruel husband.
