Village boy make an affair with girl and they continue it even if they grownup. Accidentally boy happened to caught in jail. But after small time he escaped from the jail and come to the girl. The prison officials follow him and catch him. Girl also comes with them.
Bose (Srikanth) is an Army commando. When Union Minister Kottaiperumal (Kalabhavan Mani) is kidnapped by terrorists, Bose goes on a daring rescue operation and manages to pull it off, Kottaiperumal makes him his personal security guard. However, Bose gets to know Kottaiperumal’s real side. When Kottaiperumal tries to misbehave with a college girl Charulatha (Sneha), Bose rises up in anger. In trying to save her, he ends up shooting Kottaiperumal. Though he escapes with some injuries, Kottaiperumal gets Bose sacked from the Army. Distraught and disconsolate, Bose lands in Chennai and meets Charulatha, who is a student in Kalashektra. Upon meeting her, the duo falls in love. However, Kottaiperumal is waiting for revenge and has his goons on Bose and Charulatha’s track. After some fights, Kottaiperumal’s men bump off Bose’s father (Manikka Vinayagam) and kidnap his family members and Charulatha. By then, Bose also stumbles upon the links of Kottaiperumal. All ends well, and Bose is reinstated in the Army.
Aanusmita Sharma (Shahana Goswami), an employee of London-based company Barron Industries, introduces a new technology that allows objects from the digital world to enter the real world using the wireless transmissions from multiple devices. Shekhar Subramanium (Shah Rukh Khan), a game designer who also works at Barron Industries, has delivered a number of commercial failures; an irate Barron (Dalip Tahil) gives him his last chance to develop a successful game. To impress his sceptical son Prateek (Armaan Verma), and upon the request of his wife Sonia (Kareena Kapoor), Shekhar uses his son’s idea that the antagonist should be more powerful than the protagonist. His colleague, computer programmer Aanusmita uses Shekhar’s face as a model for that of the game’s protagonist G.One (Shah Rukh Khan) (Technically Good One and in Hindi Jeevan, which means life), while the shape-shifting antagonist Ra.One (Technically Random Access Version One and in Hindi Ravan, an ancient demon king) is made faceless. Another colleague, her boyfriend, Aakaashi (Tom Wu), implements the characters’ movements. The game, named Ra.One, contains three levels, the final level being the only one in which either character can be killed. Each character possesses a special device – the H.A.R.T (Hertz Amplifying Resonance Transmitter) which gives them their powers. Upon reaching the last level, the characters gain a gun with one bullet; the other character can be killed by this bullet but only if his H.A.R.T is attached.
Kaakki Sattai has Murali (Kamal Haasan), a young man who trains very hard to become a police officer. Uma (Ambika) is his neighbour and they fall in love with each other while Uma supports Murali to achieve his goal but he is rejected after the physical test due to not having influence or money.
Angered by the rejection, Murali turns into a local rowdy. He causes trouble in his district and comes to the attention of a notorious smuggler and murderer, Vicky (Sathyaraj) and his partner Anand (Rajeev). After initial conflict between the two, Vicky recruits rowdy Murali into his gang. Murali becomes his most trusted member. He grows intimate with a girl, Anita (Madhavi), who is looking for personal revenge against Anand.
Saravanan (Vishal) is a person in Ooty who runs a business of gathering people for politicians and events. One day he meets Maya (Hansika) and falls for her. However, Rajasekhar (Santhanam) also falls in love with her. Saravanan convinces Rajasekhar to not fall for Maya by talking about the expenses high class people require. Rajasekhar is a police inspector. Due to several mishaps caused, he is fired and stars working as a hotel doorman. He is shocked to find Saravanan and Maya going out together. He asks Saravanan how he made Maya fall in love with him. As Saravanan finishes his story it is revealed that it was Saravanan who indirectly caused those mishaps to Rajasekhar.
“A landlord (Kota Srinivasa Rao) rules a village in western Tamil Nadu. When he is opposed by Mambattiyan’s father (Vijayakumar), the ‘jameen’ kills him. Coming to know of this, Mambattiyan (Prashanth) kills the influential person and those in support of him. A group of youngsters in the village join hands with Mambattiyan. They lead a life in a forest. By robbing the rich and distributing the wealth to the poor, Mambattiyan becomes the local Robin Hood. Meanwhile, police forces led by DIG Ranjith (Prakash Raj) go from pillar to post to nab Mambattiyan. This is the start of a cat and mouse game between the two. Also, Mambattiyan has romance in the form of Kannathal (Meera Jasmine) and Sornam (Mumaith Khan). When Sornam raises a green flag that means she needs him to come an officer in disguises realizes this and reports it to prakash raj. so one by one all of his gang members die. prasath tells bullet an informer of mambattiyan to tell kannathal that they can go to another country. at the end the bullet shoots him because whoever captures mambattiyan gets a rewards of money and land so meera jasmine hits him and he dies then meera dies too. at the end prakash raj is sad that the whole village is crying and he takes prasanth’s chain.”