Ravi and Masha are just children when they were sold into labour by their parents. When they meet, friendship blossoms between them but when the factory manager threatens to sell Masha, possibly into sex slavery, Ravi gives up his hard earned savings to buy her freedom. They agree on a way to find each other once Ravi has earned enough money to buy his freedom but a series of misunderstandings and fear tear them apart. Though they now have their freedom in life, they have to find their way in love.
Shipra is a poor woman who is molested and killed as she witnesses corruption. The police and lawyer Somnath take up the case and slowly dig into it. He traces the corrupted policeman and comes to know that Karuna, the head lady of the orphanage where Shipra used to live is equally involved in female trafficking. However, when he sees Karuna his world is turned upside down. Karuna is Shukla, Somnath’s long-lost wife. Circumstances had led her to become a puppet in the hands of the gangsters. However, she is to keep mum about the entire conspiracy, lest they kill her only daughter. Somnath gives assurance to Karuna to speak the truth. She does that and, in the end, the entire gangster network is caught. Karuna’s daughter is proved to be Somnath’s daughter. They get together again.
While on vacation, art teacher Seema Rai meets a charming stranger called Narayan Chaudhary. The pair strike up a friendship. Returning home, she finds her apartment ransacked and is informed that her wayward uncle has been murdered. She barely knew the uncle, but she learns that he was involved in diamond smuggling. The other smugglers, whom he once double-crossed, begin to pursue Seema, believing she is hiding their share of a fortune in diamonds. Narayan comes to town, and Seema finds solace in his companionship. But can he be trusted or does he have ulterior motives?
A young man still to find a place in the sun puts up an innocent bluff to a young girl he chances upon. They meet frequently since then. Bluffs continue to pile up. There is no way out. In a desperate bid the young man tries to break the wealth barrier. His friend, well placed in life, cautions him. He turns a deaf ear. The inevitable happens. The young man grows wiser but pays heavily for it.
Hajari Thakur, a middle-aged Bengali Brahmin cook, faces humiliation and exploitation at his job while harboring dreams of owning his hotel. After overcoming numerous challenges including wrongful imprisonment and financial hardship, he successfully establishes a thriving hotel business, eclipsing his former employer and even securing a contract to manage large railway hotels. In a surprising turn of events, Hajari offers his former tormentors, Bechu Chakraborty and Padma, positions in his growing enterprise, showcasing his resilience and magnanimity.
A poor guy named Dhiman (Uttam Kumar) found a shelter in a rich man house but eventually fell in love with his daughter, Anjana (Suchitra Sen). Despite trying to make a name for himself by painting and sculpting, Dhiman and Anjana went through all kinds of turmoil to be together.
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.
Shankar was a young lawyer in pursuit of making it big in the professional world. However, his world is turned upside down when he comes to know that his father, who he knew went missing, was in real life spending his lifetime in jail as he was incorrectly accused of murdering a lady named Hemangini. His mother urges him to reinvestigate the case and save his father. He goes to Krishnanagar in search of the people and the pieces of evidence that would help him to prove his father’s innocence. He meets Rita, a young and charming lady who assists him. They fall in love. Shankar faces a lot of roadblocks while trying to collect clues, most of them which were imposed by the actual murderer. However, he solves the mystery in the end and his father is thus released from prison.