Kadhalar Dhinam is a 1999 Tamil film directed by Kathir. Raja (Kunal) is from a poor family and gains admission for an MBA program at the Ramachandra College in Mumbai with the help of the college chairman, Ramachandra (Nassar). Raja met Roja (Sonali Bendre) through the Internet.
Raja and Roja started loving each other. However, a series of accidents prevented Raja and Roja from expressing their feelings to each other. One day when Raja came to express his love, he found out that Roja was the daughter of Ramachandra who had decided to marry his daughter into a rich family. Roja drank poison in an attempt to commit suicide but she was rescued by her father. He then found out that Raja and Roja were in love. Then he married his daughter Roja to Raja.