The film tells the story of two people who fall in love, are separated, and meet again many years later. Hirendranath or Hiru (
Anup Kumar), a young man from
Calcutta, goes to visit his aunt in her village. There he meets Kumudini or Kumu (
Sandhya Roy), a simple girl who has lost her father and lives with her uncle. Gradually, Hiru and Kumu get close, but marriage is denied by Kumu's uncle. Hiru returns to the city with a heavy heart, and gets a job in the railways in Jamalpur. There the boiler inspector becomes very fond of him. After an accident, the boiler inspector, on his deathbed, requests Hiru to marry his daughter Surama. They get married. However, Surama is ambitious and not satisfied with their financial and social status. Subsequently, Hiru quits his job, starts a business and becomes a successful man. However, he cannot give time and attention to his wife. Despite being a financially rich couple, both Hiru and Surama feel alone. One day, Hiru's aunt writes to him many years after his first visit. He goes to the village and discovers that Kumu is now married, but that her husband does not care for her. Old feelings are rekindled in both of them. However, they cannot go against social customs. == Cast ==