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.

Achyut and Anand are brothers, Jyosthna is a tenant in their home. Both the brothers try impressing her.

Naveen (Naveen), Sendrayan (Sendrayan), Kuberan (Kuberan), and Vellaichami aka White (Rajaji) are four youngsters. The story begins with a meeting of them in a police station where they are held in connection with a robbery case. Disillusioned with society and their place in it, they plan to rob White’s treacherous uncle, who they believe has left for a pilgrimage with his entire family. Instead, they find them at home and get involved in a quagmire involving moneylenders, enforcers and the mafia.

Uday meets an ambitious and independent girl named Shweta and ends up falling in love with her. After she refuses to date him he sought advice from a love guru.

The film is set in 1960s Chennai (Madras then). A police officer and a social worker give speech about ban of cigarettes in All India Radio. Then three men get out from a car . They were thieves and were headed by Eli (Vadivelu) a petty thief (who once aspired to become a police officer), who pretends to be a thief who has sold all his robbery items to a jewellery shop owner. The jewellery shop owner had no contact with him and his henchmen dressed as police take all the items pointed out and pretend to arrest Eli and loot the shop. He uses his tricks and loots many other places. One day he enters the house of retired police officer Mr. Rangarajan who had rejected him at the police selection. He loots everything except his photograph. When the current police I.G came there to meet Rangarajan, Eli pretends as though Rangarajan had vacated his house and he is performing rituals and not to disturb him. When the police officer meets Rangarajan on the way he is shocked to find that he had been tricked and Eli had looted the house.

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.

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.

When mobile networks stop functioning due to a solar flare, Vasanth, a geek, tries to restore them. But a deadly bomb will be activated if the connection is resumed.

Jeeva’s (GV Prakash Kumar) life all about two things- booze and women. Apparently Jeeva grows up along with two girls, Ramya (Anandhi) and Aditi (Manisha Yadav). As Jeeva reaches adolescent age, he falls in love with Ramya at school and she too has a soft corner for him. But unfortunately, they separate as Jeeva opens up to his friend about his sexual escapades to his close friend which eventually spreads like a wildfire. Jeeva heads to Kumbakonam to stay with his uncle (VTV Ganesh) who runs a bar. The rest of the film tells us whether Ramya who is in Kumbakonam and Jeeva get reunited or not!

Viren (Abhay Deol) and Aditi (Ayesha Takia) are introduced by their families, but Viren refuses to marry because he wants to marry his girlfriend of three years, Karen (Apoorva Jha). Viren’s refusal creates tension between the families, as Aditi’s aunt feels insulted. However Viren and Aditi meet by coincidence, bond quickly and Viren invites Aditi to accompany him to Goa – he wants her to find out if his girlfriend Karen loves him or not.

Goundamani, the ‘counter king, makes a comeback this time with a lead role dealing with the nuances of local politics