Balabhaskaran (Jayaram) suffers from sleepwalking. He walks long distances in the night and many mishaps happen during this. He is cheated by his friend Johnie (Madhupal) who wants to extort some money from Balabaskar by blackmailing him. Balabasker's father marries him off to Chandrika in the hope that this will help him to get over his sleepwalking.
Ananthapadmanabhan is hired by the government as the caretaker of a palace and assets because the legal heirs are murdered and there is a dispute regarding the tenure. He must fight to make sure that the property is safe.
A loose adaptation of C. V. Raman Pillai's historical novel Marthandavarma with focus on the character of Subhadra.
