The film starts in the 1980s. A young Shiva (Jiiva) is trained in the ancient Indian martial art Kalarippayattu by his grandfather (Prakash Raj) to be bold and brave and fight against all odds, especially all that's evil. Shiva grows up with his grandfather's words as his Bhagavad Gita. However, Shiva's parents (Udaya Murthy (Jayaprakash) and Lakshmi (Lakshmi Ramakrishnan) want him to lead a peaceful life. Shiva gets arrested by the police after fighting with a law student Guna, who is in Gowri's (Sentrayan) gang. Enters Priya (Shriya Saran), also a law student. She is the daughter of a police official (Babu Antony). She bails Shiva out and falls for him after seeing him fight for other people's good. Eventually, Shiva too falls for her.