Madhan Kumar (Silambarasan) is a well-respected and well-educated Chartered Accountant by profession, who lives in Chennai and also learns music as part-time in a musical college. Mythili (Jyothika) also learns music from the same college. Mythili gets scared seeing Madhan because once she had a dream of getting raped by him. Later on, she realizes his kind nature and they both become good friends.

Vallavan loves Swapna even though she is three years older than him. Although she reciprocates initially, the age difference and his past with a classmate create tensions in their relationship.