Vallavan
A man loves a woman even though she is three years older than him. Although she reciprocates initially, the age difference and his past with a classmate lead her to break up with him.
Starring Silambarasan, Nayanthara, Sandhya, Premji Amaran, Santhanam, Reema Sen, Karthik Sabesh, S.Ve. Sekar, Janaki Sabesh, Balakumaran
Watch "Vallavan" on Amazon released in 2006. It's a romance and action & adventure movie, and has a rating of 4.9 out of 10 from Imdb which is fairly low for this kind of movie, and is currently only available for purchase or rent.