Pachai Theevu, ruled by a mighty king (Narasimha Raju). His son and prince Jagathalapradhapan (Raja) is a valourous youth who sets out on a mission to capture pirates in the sea. He lands at Sangu Theevu, where the head of the sea pirates Alai Kallan lives. Jagathalapradhapan comes across Mohini (Na...