Arumugham (Vikram) is an uneducated, good hearted, helpful village hick. Easwari (Jyothika) is his childhood friend. A chemical factory in the village pollutes the local river and when all attempts to stop the factory waste from going to the drinking water falls flat, the villagers decide to send Arumugham to Chennai and meet the concerned minister who has won from their constituency. He sets out for the city with Easwari and her grandmother and they stay with Arumugham’s friend (Vivek) and gang. Swapna (Reema Sen) is a model who stays in the same area and she lusts after Arumugham. They meet the Minister (Sayaji Shinde) who is extremely nice to them and promises to help them. Soon Arumugham is forced by circumstances to fight against an anti-social gang with a lady boss. An honest police officer (Manoj.K.Jayan) tries to collect evidence against the criminal gang. When Arumugham realizes that the bad guys are the henchmen of the same Minister who is behind all the crimes, !

A kidnapping gone wrong leads to mounting tension between Prabha, the kidnapper, and Kathir, the policeman assigned to the case.

A pregnant woman named Yashodha, she is advised to follow a few guidelines about her physical and mental well being and safety. However, a set of events occur that make Yashoda live on the edge, risking her well being.

Friends Radha and Chelladurai lead a carefree life. When Radha accidentally kills Chelladurai’s brother-in-law, it turns them bitter foes, and a cunning man uses their enmity to his benefits.

Guru, Patta, Dhana, Parthi, and Seenu are five friends. Their main aim is to join the fire service and save lives. Until they get their jobs, they go around places dousing off fires and saving lives by themselves. Their actions are praised by everyone, including the zonal fire officer Narayanamoorthy, who promises them that they will get their jobs if they write and pass the exam that is needed for them to join the fire service.

Two engineering college dropouts start a shop in Richie street to sell assembled electronic products. Sakthi, who understands the electronic functionalities well, reverse engineers the products and sells them in their shop. Sakthi has also developed a mobile phone which can be assembled by unique parts and thus be heavily custom modified. He meets a final-year engineering student Asha, who buys a laptop from him and later claims he cheated him. They quarrel and later get on and fall in love. She even gets sakthi’s project accepted in a national electroincs firm, for mass production in near future. One day, they get a job to fix CCTV cameras in a rich house. While fixing the job, Sakthi learns that the house belongs to the central Education-HRD Minister Devaraj. Despite properly fixing the CCTV cameras, they are not be paid and are insulted.

Siva (R. Madhavan) is based out of Srirangam and he comes to Chennai to join a college. He stays with his sister (Anu Hasan) and her husband (Raghuvaran). Siva does not like his brother-in-law and never talks to him, despite several attempts made by his sister to convince both.
Siva meets Priya (Meera Jasmine) during a bus journey, and it is love at first sight for him. He again meets her on a few more occasions and proposes his love, but she warns him to stop following her despite liking him. Siva understands that Priya’s brother Bhaskar (Atul Kulkarni) is a local goon, and he attacks anyone who follows his sister.

Siddharth Naayak kills Central Minister Rawat’s brother, Taxi Seth, and his henchmen to save three men. Rawat orders a CBI Officer to catch the criminal so that he may be executed. In CgTrix, Hyderabad there works a software engineer, Cherry, who is a dead ringer for Siddharth.[5] Cherry’s uncle Jilebi, the CEO of CgTrix, unexpectedly runs into trouble, angering the local Don, Babji. Cherry saves Jilebi from Babji by manipulation, but in the process becomes romantically interested in Babji’s sister, Madhu. After Cherry saves several children from a mafia don, Madhu reciprocates his love. This angers Babji and he goes to kill Cherry, but is shocked when he sees what he thinks is Cherry assassinating the DGP of West Bengal. The CBI Officer also misunderstands, believing that Cherry is responsible for the two murders, although Siddharth is the real murderer. With Jilebi, the CBI Officer goes to Kumbh Mela at Varanasi in pursuit of Cherry. As Rawat is offering holy rituals, the CBI Officer catches Cherry and holds him, however Siddharth rises from the Ganges and stabs Rawat with a trident, after which he fights with all of Rawat’s guards. As he is about to kill Rawat, the CBI Officer attacks him with a taser and arrests him, thereby exonerating Cherry.

A young man from a community of robbers aspires to become a cop and acts as an informer. However, the local inspector and a minister are keen to see him out of their way.

PRV’s family who lives with his two wives and children in Ramnad district.. Also, there is a family who is convinced that PRV’s family only caused the death of his brother. The movie narrates many incidents that happen in the two families.

Major Kathiravan (Vishal) is a military official who, with the hope of resuming his job, is working on anger management issues under chief psychiatrist Rathi Devi (Samantha Akkineni). Upon hearing his flashback, she counsels him to go to his village and spend time with his father (Delhi Ganesh) & sister (Darshana Rajendran). As a proof, she orders him to upload a picture daily on social media. Kathiravan, who hates his father due to his habit of borowing money , reluctantly does this and posts every picture on Facebook. Soon, he finds out about his sister’s love affair and wants to get her married to the lover, but his sister orders Kathiravan to stay away from her personal zone as he was never a responsible brother. Kathiravan realizes his mistake and finds out the truth that his sister’s future mother-in-law demands them to bear the marriage expenses which will cost around 10 lakhs totally. He promises to fulfill his sister’s wish.

Selvam is targeted by a local criminal who thinks his son was killed by the former. Later, the criminal pays a cop to kill Selvam in a fake encounter.