Kumar (Siddharth) is a software engineer who lives in a joint family. All of the marriages in his family have been love marriages for generations. He, however, swears off girls and love because of bad experiences in his childhood and teenage.
One day,a new employee, Sanjana (Hansika Motwani) joins his office and he falls in love with her. Unable to convey his feelings, he seeks the help of Mokia (Santhanam), a man who earns a living by helping men impress their lovers. Mokia teaches him to be more assertive and flirtatious. He makes Kumar spread a false rumour that Sanjana is seeing her boss, George (Ganesh Venkatraman). This in turn makes Sanjana to ask George to stop hanging out together.
George then asks her to be his girlfriend in quarterly bash in their office, coincidentally when Kumar was planning to confess his love for Sanjana. She accepts leaving Kumar heartbroken. Mokia then intervenes and breaks up George and Sanjana. Sanjana and Kumar finally get together but Mokia tries to break them apart after he discovers that Sanjana is actually his sister. Then, Kumar admits to Sanjana that he manipulated her feelings but then seeks her forgiveness. Then they get back together, even with the acceptance of Mokia who sees Kumar's true love for his sister.