Sandya has done as one of the heroines in the movie Vallavan with Simbu by playing the role of his friend in the childhood days. Sandya being a cute and bubbly young girl in the industry, the character has suited her the most. Simbu has played three different roles in the movie and also brought the right emotions at the right time. He plays the character of Vallavan. He is a college student when introduced and loves Nayantara. Nayantara stays unknown that Simbu is a college student but when she comes to know the truth shestops the arranged wedding. The time starts theflashback of Simbu when Reema Sen, a classmate of Simbu loves him very arrogantly and does anything for him. Simbu manages both the ladies and does he finally marry Nayantara forms the story of the movie.