Ramachandran (Sachin Khedekar) is a genetic scientist who is a genius. His wife delivers conjoined twins Akilan and Vimalan (Suriya in dual role). After the birth of his children, Ramachandran's life changes for the better and soon he becomes a multimillionaire as his energy drink -Energion, a memory booster becomes popular and he sets up huge plants to manufacture it. Meanwhile the Siamese twins grow up into young men. Though they are stuck together, they are as different as chalk and cheese. Akilan is a cool, chilled out guy who celebrates life and lives it up while Vimalan is the shy introvert who believes in socialism. Around this time foreign companies try to steal Energion formula which is closely guarded. A Russian woman with help of a beautiful interpreter Anjali (Kajal Aggarwal) tries to trap the twins, which leads to a dangerous situation that gets out of control. Written by Balu

After a life-threatening accident, a man finds that he can communicate with the dead, and must decide whether to act on their advice.

A Special Protection Group officer has to identify the threat to the prime minister, who he is protecting, and also the nation.

Duraisingam (Suriya) has gone undercover and is working as an NCC officer in a school in Thuthukoodi. He feels something fishy is happening in the seas around the coastal town. There are two bad guys Bhai (Mukesh Rishi) and Thangaraj (Rahman) who control the coastal belt with their nefarious activities. Meanwhile Sathya (Hansika) a student in the school falls for Duraisingam due to his daring acts. However, he still loves Kavya (Anushka) and is waiting to marry her. Meanwhile the bad guys join hands with an international drug dealer Danny (Danny Sapani) to flood the market with brown sugar. How our one-man army defeats the evil forces is what the rest of the film is about. Written by Latha Rani

داستان حول محور یک افسر پلیسِ جوان به نامِ "دوران سینگام" می باشد که با یک گروهِ زورگو در شهر که در راس آن "ماییل ونگام" قرار دارد ، ایستادگی میکند...

Following the prequel, Duraisingam is transferred to Mangalore to investigate the death of the commissioner. In that process he gets involved with Australian toxic waste dealing mafia. Also Duraisingam discovers that Australian mafia is involved in this. The rest of the story is how Duraisingam catches the culprit though he face many work pressures and political pressures Written by krishna vamsi

Aadhavan (Suriya) is a professional assassin working with his father Ibrahim Rowther (Sayaji Shinde) and brother Tharani (Anand Babu). Doctor Abdul Kulkarni(Rahul Dev) hires Aadhavan to kill prominent Judge Subramaniam (Murali), since he is handling the inquiry and verdict on Abdul's child kidnapping, murder and organ trafficking cases in Kolkata. Written by Kushan Anjana

The story revolves around Subha, a genetic engineering student and Arvind, a worker at Bombay Circus. Arvind is a Descendent of the legendary Bhodi Dharma, who lived during the 6th Century AD. As per the story, Bhodi Dharma is an exceptionally skilled fighter and a Medic. Subhas theory is that the DNA sample of a person contains the memory strands of their ancestors. Subhas main aim is to perform a genetic experiment on Arvind and to revive Bhodi Dharmas skill once again. She submits her thesis to various countries. Apparantly,China is being a bad girl and is plotting to wage a bio-war against India. They get shocked on seeing Subhas thesis and send Dong Lee to carry out OPERATION RED to make sure that Bhodi Dharmas truth remains uncovered. The fate of the country rests on Subhas research and how she does it covers the rest of the story. Written by Anonymous

Charanraj and Saranya are the parents of twins, Vel and Vasudevan (both played by Surya). The couple has lost Vel while traveling in a train. Lakshmi from a rich family in a village brings him up with motherly love and affection. Lakshmi's son (Nasser) and wife (Ambika) get killed by a sugar mill owner and Minister (Kalabhavan Mani) for exposing his corrupt practices. The family has since been in perpetual conflict with the Minister. With the rivalry turning bitter, Vel is out to settle scores with the Minister. Scuffles between them become a daily routine. Vasudevan comes to know by accident that Vel is his twin brother and comes to the village and sends him to the city. As Vel is emotionally attached to the Lakshmi family, Vasu wants him to stay with the family and cement the bonding. To help his brother, Vasu enters the fray to eliminate the arch rival. Written by Anonymous

Iniyan aspires to work in the CBI, but his dreams were shattered by Uthaman, a corrupt officer. Therefore, he forms a team of four people--Ramya Krishnan, Senthil, Sathyan and Shivashankar--who have been thwarted by the system, and they begin to raid the corrupt posing as CBI officers. Written by Santhosh

A Sci-Fi family revenge drama happening between a scientist, his evil brother and the scientist's son, over a time travel gadget. Written by Naveen Sankaran

The story is simply about a doting wife who comes to know that her equally doting husband had a past, which involved a compelling romance. Kundavi (Jyothika) and her friends in a quaint village near Tenkasi decide that love marriage is the way to a happy and contended life. While her friends settle for rustic nobodies, Kundavi doesn't find her Mr Right in that village. So she is pushed into a normal marriage that she doesn't want. On the other hand, there is Gautham (Suriya) who is also strangely not keen in the marriage. But the invisible string of fate through the knot of marriage ties them together. Written by Raju