Meera starts calling bhoomi, her bodyguard just to fool him by telling him she loves him. Problems arise when bhoomi falls in love with her not knowing who she is.

Three friends – Meet (Vivek Oberoi), Prem (Aftab Shivdasani) and Amar (Ritesh Deshmukh) – are all unhappily married and have unsatisfactory sex lives. Meet thinks that his wife Unatti (Karishma Tanna) is having an affair with her boss; Prem thinks that his wife Tulsi (Manjari Fadnis) doesn’t spend quality time with him and Amar feels that his wife Mamta (Sonalee Kulkarni) is more concerned about their son, Pappu.

Harish is a good-for-nothing happy-go-lucky-guy who idles away his time in his village. He is a consummate liar and always tries to boast of himself through lies. With lies he tries to impress his friends and villagers boasting of his romantic escapades. And one such lie involving a village belle (played by Malavika Menon) lands him in troubles. How he extricates himself from these troubles forms the rest of the story.

While returning from a gang violence, twelve local gangsters are baffled to find a stranger in their van. His presence and actions evokes suspicion. What will happen next?

Aishwarya (Hansika Motwani) falls in love with Karthik (Jayam Ravi) assuming he is rich, but once she realises he is just a gym instructor, she leaves him and wants to get together with a rich man Arjun (Vamsi Krishna). With Karthik standing in her way and threatening to break her relationship with Arjun, Aishwarya is forced to find a suitable girl for Karthik and finds Nisha (Poonam Bajwa) for him. Aishwarya soon gets disturbed with the rich lifestyle given by Arjun. In a temple, Karthik tells her that his engagement with Nisha is going to happen the night before Valentine’s Day. At the same time, Arjun and Aishwarya plan to go to London. On the night Aishwarya is supposed to leave, she realises that she does not want to live this kind of robotic life with Arjun and tells him she loves Karthik. She goes to the place where Karthik and Nisha are going to get engaged. She professes her love but Karthik refuses and leaves the place with Nisha, but then a song plays, and Karthik reveals all of this is a play orchestrated by Nisha and him to make Aishwarya realise her mistake and her love for him. The story ends with Karthik and Aishwarya reunited.

Saravana (Silambarasan) and Krishna (Krishna) are close buddies in college. Saravana sees a video tape of Krishna’s sister Sadhana (Jyothika) studying in London and falls in love with her. So to meet her, Saravana goes with Krishna to a village near Tirunelveli where he finds that there is a bloody war going on between two warring caste groups. Krishna’s brother Soundarapandi (Prakash Raj) his wife and Krishna are killed by the rival group of Dorai Singam. However Saravana saves Sadhana and takes her to Chennai. Initially Sadhana is not accepted by Saravana’s large family but slowly when they come to know about her background they support and love her. The rest of the film is how Saravana tries to help Sadhana to go back to London, and in the process eliminates the entire gang of Dorai Singam single-handedly.

Aravind (played by Jiiva) is a flirt who falls in love and marries Divya (Kajal Aggarwal). They have an argument and Divya breaks up with Aravind near a liquor outlet. She returns to his life after a long time only to seek divorce from him. He takes a blank cheque from her and puts another condition for signing the divorce papers. He wants her to live with him in his house for a week and do all the wifely duties such as cooking and cleaning. She agrees to this and the film goes south from there.

Sathyaraj in a dual role. One role is of an IPS officer (Iyer) and the other is of a dada (Venkatachalapathy). The dada throughout the film has a dark skin and sports a bald head.
Iyer believes that dadas and rowdies must be eliminated through encounters. But his father thinks one does not have the right to take any life. Dada Venkatachalapthy plants bombs at various places in the city and puts the blame on Muslims. Iyer takes Venkatachalapathy into custody. His sons Pasupathi and Gajapathi try to kill Iyer. Now Iyer’s father turns against him and joins the villain. This sets off a chain of events leading to murders.

After wallowing in crime for quite awhile, a drug addict couple decides to stop and live clean; however, only time can tell whether their dark past will spare them or give rise to more hurdles in their path.

The story revolves through three different life stages of Varun and Nithya’s life.

A teacher falls in love with a young British woman who works as an English teacher at the same school. He tries to woo her, leads conflicts that come crashing on them as they face the biggest battle of their lives – to get married.

The film travels through 7 phases of a boy’s and girl’s life.