Vidya Sinha (Vidya Balan) has only one obsession in life. She wants to see her teenage daughter Mini, who is paralysed waist-downwards, walk again. But, is this scenario as obvious as it seems? Or is Vidya an impersonator of Durga Rani Singh from Kalimpong, who is wanted for kidnapping and murder?

Pashupati Ghosh (Bengali) and Pravin Agarwal (Marwari) are childhood friends living in the older part of Kolkata. Pasupati's ancestral business is in the doldrums. His only possession is his huge mansion, which the local promoter Sharma is after. Builder Sharma has employed the local hoodlum Keshto to forcibly vacate Pashupati's mansion. Pravin's ancestral business of manufacturing crackers is doing well. He also owns a cinema hall called Ganesh Talkies which is almost defunct. Pravin's NRI brother Navin, who has lost his job in the US is back and is secretly making a deal to sell Ganesh Talkies to builder Sharma and open up a restaurant. Sharma is using Navin to help him get Pashupati's mansion too. Pasupati's daughter Saban is getting married to a young NRI called Nicky from Boston. Pravin is bearing most of the cost. Parvin's carefree, unemployed son Arjun, is like Saban's brother who is taking care of all the arrangements such as catering, the construction of the shamiana, sending... Written by Anonymous

Feluda and his cousin Topshe goes to Lucknow with Topshe's father to spend the Puja vacation. They arrived at the house of Dhirendra Kumar Sanyal, a friend of Topshe's father. That evening Dr. Shrivastav also came to Dhirendra Kumar Sanyal and tells him about last night, a thief tried to steal his 'Ring of Aurangzeb' (The Emperor's Ring) which was given to him by Pyarilaal Seth. After the incident Dr. Shrivastav has been afraid and asks Dhirendra Kumar Sanyal to keep the ring safe. Dhirendra Kumar Sanyal agreed and keeps the ring to his home. But someday the ring goes missing from there. Then Feluda and Topshe started investigation for the culprit. Meanwhile, Feluda meets an interesting person in doctor's neighborhood, Mr. Bonobihari Sarkar. Bonobihari babu has ferocious and poisonous creatures like crocodile, African tiger, hyena, rattlesnake, scorpion and black widow spider in his own home.

Tribute to Ramkinkar Baij, the film explores the relationship between three friends Kigan, Bodhi and Aditi.