The story of a Bengali joint family which starts as the mother refuses to acknowledge the foreign-returned wife of her son and her child from a previous marriage.
Bimal, a school teacher, goes to Balaspur, where he befriends Bini, a housewife. However, the villagers misinterpret Bini and Bimal's friendship to be a love affair and are upset about this as they want him to get married to Sumi.
A gritty political thriller set at the backdrop of the violent Naxalite movement in 70’s Calcutta.