En Kadamai

Dharmalingam MR Radha a rich landlord is the father of two sons and a daughter His eldest son has a love marriage with a poor teachers daughter Kamala Dharmalingam disowns them The son dies and Kamala is left homeless with a little child Nathan MGR a police officer gives Kamala shelter in his house and decides to help her fight her case for property But Kamala is murdered on the way to the court hearing Fingers point at Dharmalingam and his son Shankar MN Nambiar Ironically Shankar and Nathans sister Uma are in love Nathan comes to investigate the case and falls in love with Dharmalingams daughter Sarasu Now Nathan is in a dilemma Should he protect Shankar as he is his sisters sweetheart or should he drop the case as he loves Dharmalingams daughter Or is the real murderer someone else