In 2020, three young blokes, Jil, Jung & Juck with nothing in common between them, are assigned the task of transporting an Ambassador car coated with Cocaine-paint by the dreaded drug-lord, Dheivanayagam. Along the way they encounter Narasimhan with an almost identical car who makes small talk & tries to gel with the trio. After a night of drinking the trio escape the pub without his knowledge. But only later do they realize that in a drunken stupor they have taken Narasimhan’s car & not their own.

A plastic surgeon’s life turns upside down after he replaces his wife’s face to his ex-girlfriend. Things blow out unusually leading to a big issue ending in courtroom drama.

Ramarao is a fair government officer who bends the rules when it comes to fighting the lapses in the system. When transferred to his own village, situations take him on a quest where he faces challenges and has to take on evil.

Thamizh is a killer for hire with no ties and who will do any dirty job for money. He has a girlfriend who loves him but also detests his violent nature. But is Thamizh really what he purports to be?

A badass cop Vikram leads a special task force formed to eliminate a kickass Vedha’s gang running amok on the streets of Chennai, making a mockery of Law and Order. An encounter planned by a Vikram’s friend Simon, kills Vedha’s trusted aides and brings him out of hiding. Vedha lays his clutch on Vikram and engages in a disturbing mind game of sorts which results in a quest to reveal the truth behind that fateful encounter.

Agent Wali Khan (Irrfan Khan), appointed by the Chief of Indian intelligence agency Research and Analysis Wing (RAW), Ashwini Rao (Nassar), has been on a mission for nine years to keep an eye out for the activities of India’s most wanted D-Company leader, Goldman (Rishi Kapoor) while working as a local barber as a cover. One day he notices Goldman talking about his son’s wedding cards to people in the mosque where he prays and comes to know that his son is getting married and Goldman is breaking his security protocol to attend that. The same is confirmed by an ISI operative who works part-time as Goldman’s bodyguard and is a neighbor and friend of Wali though he doesn’t know the truth about Wali’s connections to Indian Intelligence. Sensing a chance to nab Goldman alive, he informs Ashwini about the same who assembles a team quickly – Ex-Indian Army officer and mercenary, Rudra Pratap Singh (Arjun Rampal), RAW’s explosives expert, Zoya Rehman (Huma Qureshi), and Aslam, a Mumbai thief and a murderer who was given a chance at freedom by participating in this mission.

The story follows a recent divorcee who spends her daily commute fantasizing about a seemingly perfect couple who live in a house that her train passes daily, but something shocking happens there one day.

Unable to find a job, Karunakaran decides to work as a henchman for a gangster. But he is forced to fight against his own gang when they hatch a plan to kill his lover Nisha and her parents.

A series of murders is happening in the city. With the police failing to solve the case, a team of CBI Officers under CBI officer Sethurama Iyer take up the investigation to resolve the mystery.

The movie begins at present day with Saket Ram (Kamal Haasan), an 89-year-old Hindu man at his death bed in Madras. He is being taken care of by his grandson Saket Ram Junior, a famous novelist who writes historical fiction, and their family doctor, Munawar. Ram Jr. explains how he grew up listening to his grandfather’s stories. He then narrates one of his grandfather’s strangest stories that he plans to use for his next novel. As Ram Jr. narrates the story, Ram is reminded of it.
The scene reverts to the 1940s, when he and his good friend, Amjad Ali Khan (Shah Rukh Khan) are archaeologists working together under their boss, Mortimer Wheeler, in Mohenjo-daro in the Sindh province in what was then North-West India. Relations are pleasant between the Indians and the English. Saket and Amjad do not approve of partition and the creation of Pakistan.

Krishnasamy (Arjun Sarja), a respected man, and Samiyappan (Thilakan) are in a feud for several years. Amudha (Nikitha), Krishnasamy’s daughter, hates her father because she thinks that he is a killer.
A few years before, Krishnasamy was a tea master with his friend Kandhasamy (Goundamani). After his father’s death, Krishnasamy had a lot of responsibility. He fell in love with Sindhamani (Roja). In the meantime, Samiyappan, a local don, cancelled his engagement because Sindhamani’s father promised Sindhamani to his son (Raja). One day, Krishnasamy ridiculed Samiyappan in a politic function. This humiliation irks Samiyappan, so his henchmen burnt Krishnasamy’s house and Krishnasamy’s brother who was in the house died. In anger, Krishnasamy entered Samiyappan’s house and fought against his henchmen but an honest police officer (Nagesh) arrested him before he committed murder. The police officer gave him a mission: stopping Samiyappan’s illegal activities.

A handicapped man Krishna (Suriya) arrives at Mumbai from Kanyakumari at a train station after boarding a train from there. He, along with a taxi driver Raja (Soori), travel around Mumbai to look for his elder brother, Raju. Raja tries to get to know about Krishna but is unable to get any details about him from him. Krishna rents a hotel room, takes a shower, and changes his clothes. He gets Raja to take him to a club, where Krishna then tries to meet an old associate of Raju named Amar, who is a very powerful gangster through his henchmen, but fails. He then meets a close friend of Raju named Rajiv (Asif Basra), who overheard his conversation with Amar’s henchmen. Rajiv tells Krishna that Raju is Raju Bhai (Suriya), a powerful and feared gangster. He then tells things to Krishna about Raju, until he passes out from being drunk.