A 1947 Bengali Film directed by Hemen Gupta.

One of the early films of Chhabi Biswas featuring him as a leading man, before he came to be associated with the dominating patriarch roles that have become iconic in Bengali cinema, the film is a tale of the love, relationships and ideals of two generations. Nutubihari is an idealist who has given up his love for Kalyani for the sake of his beliefs. He marries Bimala and becomes a lawyer, fighting for the rights of the poor against the feudal lords. Meanwhile, Kalyani comes to ask refuge after she becomes a widow and is inexplicably accepted by Bimala with a lot of warmth. As the years pass Kalyani's daughter Mamata and Nutu's oldest son Arun fall in love and wish to get married. However, the new-found fame and fortune turns his head and Nutu begins to resemble all the ideals and vices that he had always despised. On the other hand in an ironical turn of events, Arun comes to occupy the position once held by his father, highlighting the generational conflict of ideals.

A famous radio singer Mohan (Saigal) is in love with Geeta (Leela Desai). When he goes to his friend a doctor, TB Specialist, Bijoy (Bhanu) for a check-up, he is found to be in an advance stage of TB. Meanwhile Leela's dominant mother and aunt (Nibhanani and Manorama) had been against the poor Mohan and had set their eyes on same Dr. Bijoy, the son of a family friend. When Mohan comes to know of it, and also his sickness, he decides to walk away from them. He is intercepted by a doctor who ran a sanatorium for TB patients, with some new method of treatment. Geeta couldn't forget Mohan and waited, but in the end she had to relent. Then it was known that Mohan was alive and cured. What would now Bijoy and Geeta do? There wedding was the next day, and they have to go ahead with it, the honour of both the families were at stake. Mohan too aware of his being exposed, disappears from the sanatorium and is untraceable.

Purbarag follows the journey of Indranath, a young man deeply influenced by his early childhood experiences. Orphaned at a young age, Indranath finds solace and guidance from his teacher, Jatileswar Chatterjee, and his family. After completing his education, Indranath returns to his hometown and encounters both familiar faces and new challenges. The film explores themes of loss, love, friendship, and the search for meaning in life. Indranath's experiences reflect the societal changes and cultural shifts of the time. Through his interactions with various characters, he grapples with the complexities of human nature and the importance of personal values.