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.

The story starts with Vinay (Vinay Rai), who is a mariner and works in ships. One day he visits his native place, somewhere in Kerala, with his son Sam (Jineeth Rath) to meet his father Shankaran (Rajit Kapur). Shankaran is a village doctor or ‘Vaidyan’ and is also a master in astrology and the ancient sciences. Sam is a Diabetic and Vinay wanted to have him treated by his grandfather. Another story line is that of the orphan Meera (Vimala Raman), who has been staying with Shankaran since her childhood, treated as his own daughter and who helps him treat various patients. Vinay and Meera share a special bond and love each other. But when Shankaran studied their horoscopes, he learned that whenever they express their love towards each other, something terrible would happen. Learning this Meera sacrificed her love, and thus Vinay married Sandra (Linda Arsenio) who is a TV journalist. Now after a long time when Vinay returns home with his son, his special bond with Meera develops again with Meera reciprocating the feeling as well. On a parallel track, a corrupt Mayor – Durai (Ashish Vidyarthi)- is fighting an issue of an old dam in his area. Towards the end a leak is discovered inside the dam, and when a heavy storm and rains hit on the same day, a high alert is declared.

Rocket Raja (Karthi) is a small-time thief who steals anything he comes across. With his partner Kaatu Poochi (Santhanam), he enjoys life to its fullest and falls for Swetha (Tamannaah). However, his life changes when a small girl Divya Rathinavel (Baby Rakshana) ends up in his care; he looks exactly like her father Rathnavel Pandian IPS (Karthi).
As Raja discovers the girl’s past, it is revealed that Pandian is an honest policeman who is a nightmare to criminals, but that one gang of criminals in the village of Devi Pattnam are intent on killing him and his daughter because he killed the son (Amit Tiwari) of a prominent criminal Bavuji (Avinash), who also sexually abused women. Pandian’s colleagues put Divya in Raja’s care so that the criminals cannot take her. Pandian is on the verge of death following a gunshot to his head.

An inquisitive girl, Vidya falls in love with Mano’s impulsive “do it now or hold it forever” philosophy, without knowing anything about him or where he came from. When she proposes to him, he instinctively decides to flee the city. But destiny stops him. As Vidya travels with him to America, we discover his story, his love, his plight, and his need to live a life of anonymity.

It is up to Ravi (Nagarjuna) who has to rescue a flight from Chennnai to Delhi which is hijacked by Yousuf Khan ‘s men.

Kathirvel Murugan (Bharath) is a software engineer in Chennai. He shares his room with friend Sakkarai (Santhanam). Kathir hails from Usilampatti but wants to project him as city-bred and his ambition is to settle in USA. Kathir’s father Sevaka Pandian (Sampath Raj) is against his son’s attitude. An influential local chieftain, he is against inter-caste marriage and love. Kathir meets Nisha (Rima Kallingal), who too wants to go abroad. Nisha loses her passport, and Kathir helps her find it. Slowly, he falls for her. Meanwhile, Sevaka Pandian arranges for his son’s wedding with a High Court judge’s daughter Thangameena (Anuja Iyer). In the meantime, Kathir and Nisha get their visa and get ready to leave together for USA.
Kathir thinks that he has escaped from his marriage, and when he wants to propose to Nisha, he gets a rude shock. She informs him that she is going to USA for her marriage. In the meantime, Sevaka Pandian comes to know about their relationship and kidnaps her. Afterwards Kathir also comes to know about it and saves Nisha, but her marriage gets stopped. After 10 months, they both meet in the same country again. Kathir doesn’t want to see her, but his mind changes, and he tries to make Nisha love him. At last, they both fall in love with each other. Now they return to their hometown for their marriage. Initially, Sevaka Pandian doesn’t allow. Later Kathir convinces them and they both marry each other making it a very happy ending.