Sub-Inspector Tinkari Haldar comes to the house of the Industrialist Chandra Madhab Sen to inquire about a Suicide and Mystery starts to Unfold.

Set in 1941, the film delves into the complexities of rural life in Bengal. It sheds light on the oppressive Zamindari system, a social structure that perpetuates inequality and suffering. By exploring the lives of individuals caught within this system, the film offers a poignant commentary on the changing social dynamics and the growing discontent that would ultimately lead to significant transformations.

Sata Bose, the receptionist of hotel Shahjahan and other crew members work hard to make the hotel first choice of the upper class for socializing in the city, just got the taste of freedom from British rule. The movie revolves around different characters - hotel employees to page 3 personalities dealing different human emotions. Although Sata Bose (played by Uttam Kumar) is the central character of the film, he is not the protagonist in many ways, rather the movie can be described as "hyperlink movie" made long ago than the term is coined.

Yashomati runs away from home in search of freedom and travels to Ahmedabad, Gujarat. When her bags get stolen, Shankar helps her. However, when he takes her home to her parents, she feels betrayed.

Suren, the son of a zamindar of Bangladesh, lives his life in his own way. He takes up the private tutor job for a girl whose elder sister is Madhabi, an ill-fated widow. But after a few days, he returns to his rich family and marries. But he cannot forget Madhabi who loves him like an elder and caring sister. In the meantime, when Madhabi's sister-in-law drives her out of the house, Suren hears that and arranges to return the property to her.

The story revolves around a group of hardened bachelors who meet regularly, and eventually settle for marriage. Purna is a newcomer to the group of bachelors at Professor Chandra Basu's house. Also attending are three other bachelors Akshay, Bipin, and Shirish. Akshay is ousted from the committee when he gets married. He suggests that all members meet at his place instead. Nirmala, the Professor's daughter also joins the crowd becoming the only female member. Purna is attracted to Nirmala and suggests marriage, which Nirmala refuses. Akshay has three sisters Shailabala a child widow, Nripabala and Nirabala. His mother is busy fixing matches for Nripabala and Nirabala. Finally, the two sisters are matched with Shirish and Bipin, while Nirmala and Purna get together.