Impressive first half and good comedy are basic assets of this film. But the weak second half and a lengthy runtime put breaks on the free flow of the film. This film should satisfy those who are looking for a typical popcorn entertainer this holiday season.
Maruthu (Vishal) is a labourer from Rajapalayam who personally does not tolerate injustice anywhere. He leads a happy life with his grandmother Appathaa (Kulappulli Leela) and his younger brother Kokkarako (Soori). One day, he encounters Bhagyalakshmi alias Bhagyam (Sri Divya), a bold young woman, at a temple, but their first meeting does not go well due to a misunderstanding, and he ends up at a police station. However, with Appathaa’s help, Maruthu soon manages to win Bhagyam’s heart. One day, he sees some goons chasing Bhagyam and her father (G. Marimuthu) near the market where he is working. Maruthu beats up the goons and then learns from Bhagyam’s father why the goons are after them.
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.
Jani, a slum boy, loves Sandhya but doesn’t express his love because she sees him as her friend. Jani selects a groom photo as per Sandhya’s request, but when he learns a shocking truth about the groom, he tries to break up the marriage and earns a bad name.
Vasu (Ajith Kumar) is a happy-go-lucky final-year college student who is forced to contest elections in the college after being persuaded by his friends Arun (Nithin Sathya) and Venkat Prabhu. He incurs the wrath of the local MLA Varadharajan (Charan Raj), whose son is studying in the same college and is also contesting the elections.
In the course of events, Varadharajan’s gang attacks Vasu and his friends. Vasu’s father Seenu (Vijayakumar), a tea shop owner, advises the students to take a plunge in politics and teach bad apples like Varadharajan a lesson. Taking cue from his words, Vasu does take the plunge in politics with the backing of college students and files a nomination for the assembly election in Kumbakonam constituency. Varadharajan is annoyed and angry at Vasu’s presumptuousness and tells him to back off from the elections. But Vasu goes ahead with his plans. The rest is a sequence of events by which Vasu wins the admiration of masses and succeeds in getting elected as MLA.
Ennaku 20 Unakku 18
Sridhar (Tarun) is a final year degree student and gets selected in the campus selections for studies abroad. He goes to Mumbai for an interview and in his return finds Preeti (Trisha) and loses his heart to her. Sridhar comes to know that Preeti was about to join in degree and Preeti learns that he was a final year degree student. Sridhar is an ardent cricket fan, so is Preeti, while Sridhar is also a good football player. The principal of the college appoints a coach called Reshma (Shriya), who is also a student, for the football team led by Sridhar. Sridhar tries his best to trace Preeti by visiting several women’s colleges, while Preeti also watches for Sridhar at the men’s college. Accidentally, Preeti helps Sridhar’s mother, when she had a heart attack. In order to find Preeti at any cost, Sridhar goes to the LB Stadium, where a cricket match is in progress and gets injuries in a bomb blast in the stadium. Just before the blast, both Preeti and Sridhar find each other but could not meet due to the blast.