An innocent young lecturer is misunderstood as a pervert and despised by a woman who co-incidentally turns out to be the younger sister of his brother-in-law. Eventually differences subside and love blooms between them.

The film, set in the 1940s and moving to the 1960s, revolves around the emotional story of Thulasi (Nandita Das) returning to her village to become a dance teacher. She cannot bring herself to forget Vishwa (Mammootty), a man she has been in love with for two decades. Memories of Vishwa haunt her constantly, and upon a chance meeting with him, she discovers he too is struggling with his love for her. Both are haunted by the memory of Thulasi’s cousin, a figure who is unable to control his obsession for his cousin and hide his resentment at Thulasi’s feelings for Vishwa. Thulasi (Nandita) comes to Sundarapuri after her guardians – her grandma and uncle – pass away, to work as teacher in a dance school. It is in Sundarapuri that Vishwa (Mammootty) the zamindar whom she had met 20 years ago, lives. They meet again and the feelings that had blossomed in their hearts as teenagers, are revived. Vishwa is unmarried and Thulasi has gone through an unceremonious ritual in the name of matrimony, but fear of societal stigma and innate inhibition keep them asunder. Sensing their intense love for each other, Pattabhi (a very natural essay by ‘Delhi’ Ganesh once again), the manager at Vishwa’s house, helps them overcome their fears. It is then that Fate enters in the form of Siva (Manoj K. Jayan).

Chitra (Nayantara), a medical student and her friends are working on a project about the human brain. She wants to investigate the curious case of Sanjay Ramaswamy (Suriya), a (former) notable Chennai based businessman, who is reported to have anterograde amnesia. Her professor denies access to Sanjay’s records as it is currently under criminal investigation. Chitra, nonetheless, decides to investigate the matter herself.
Sanjay is introduced as he brutally murders a man. He takes an instant picture of the man, and writes on it “done”. Sanjay has anterograde amnesia; he loses his memory every 15 minutes. Sanjay uses a system of photographs, notes, and tattoos on his body to recover his memory after each cycle.

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.

The true love between a couple in 1910, 1960 and 2012. Their love is so strong that even destiny wants to bring them together.

A relationship drama between two scientists, Kalki and twice-her-age colleague, Kishore. Least does she know that Kishore has a dark secret that is going to change both their lives forever.

Influential villager is murdered. Pradeep comes across the dead body and discovers jewell. He decides to surrender the jewels to the police but the greedy officials at the station refuse to believe his true intentions take him into custody.

ACP Anbuselvan succeeds in killing a dreaded gangster but Pandya, the gangster’s brother, kills Maya, Anbuselvan’s wife. Later, Anbuselvan goes all out to finish Pandya and his gang.

Manoranjan (Kamal Haasan) is a leading film star who is immensely popular among his fans; however, he is beset with several personal problems. 25 years back, he had been forced to marry Varalakshmi (Urvashi), the daughter of noted film director Poornachandra Rao (K. Viswanath), despite being in a relationship with a woman named Yamini. He is an alcoholic and his teenage son Manohar (Ashwin) despises him. He has a daughter Manonmani (Parvathy) who was born out of wedlock to Yamini and was raised by Yamini’s husband Jacob Zachariah (Jayaram) after Yamini’s death. She also despises Manoranjan. He has been diagnosed with advanced stage brain cancer and has only a few more months to live, which is unknown to anyone including his own family. He is treated by his family doctor Dr. Arpana (Andrea Jeremiah), with whom he has an extramarital affair.

Appu and Raja are twin brothers who were separated soon after their birth. Years later Appu, a dwarf, has become a circus clown and is loved by everyone while Raja is a car mechanic. When Appu’s love is rejected as he is a dwarf he tries to commit suicide. His mother comforts him and reveals to him that while she was pregnant with her twins their father Sethupathy was killed by four criminals Francis, Dharmaraj, Nallasivam and Satyamoorthy and also poisoned her which is the reason he turned a dwarf. Appu now decides to take revenge against the criminals but his lost twin brother Raja is framed for his crimes by mistake.

A film set in 1940s India, during the country’s struggle for independence. The young daughter of an English governor falls in love with a local Indian boy.

Sridhar Vasudevan (R. Madhavan) is a middle-class family man employed in a bank. He is very idealistic, principled, and recognizes a deep sense of belonging with the society he is part of. He gets annoyed and flustered by illegal and semi-legal activities happening around him. His wife Vatsala (Sangeetha) persistently demands he should be more ‘flexible’ and make more money, but Sridhar does not accede. He endures the illegal and semi-legal activities around him because he anticipates a change in the mindsets of people. He feels that over time, they will become more honest, socially aware and willing to make small personal sacrifices for the greater good of all (like him).
Vatsala is a typical middle-class housewife and a caring mother of two children, Varsha and Varun. Societal imperfections and related problems matter very little to her. She is more concerned about her reactive husband, thinking about ways to save him from the effects of his angry outbursts and to steer him away from his impractical thoughts and deeds.