Shubhankar sells off a pregnant Arpita in Sonagachi by deceit. She delivers a baby girl, and Shantanu names her Puchki. Five years later, a few people try to abduct Puchki during 'Durga Puja'.
Arpita cuts Puchki's hair to spoil her looks. Beauty sets Shantanu's book ablaze and Puchki avenges this by spoiling Beauty's clothes. A pundit calls Puchki jinxed. Puchki asks Arpita a question.
Arpita worries about Puchki's future in the dark world of Sonagachi. Thaku Maa scolds Beauty for trying to sell Puchki off. Shantanu prays for his and Puchki's friendship.
A disguised inspector meets Arpita and tells her about Beauty's ploy to sell off Puchki. Arpita cajoles Puchki and flees from 'Badi' with her. Chanda and Shantanu look for Arpita and Puchki.
Beauty's recruit lets Arpita and Puchki flee. However, Thaku Maa catches them and gets Arpita to do an ordeal. Thaku Maa takes away the responsibility of 'Badi' from Beauty as a punishment.
Shantanu and Puchki hide to avoid being separated. The people of the 'Badi' look for them, but Puchki falls from the roof and gets injured. Later, the doctor refuses to treat Puchki without money.
Beauty stops Chanda from asking Thaku Maa for help. Arindam gets Puchki treated and adopts Shantanu. He asks Nivedita about Shantanu, and Puchki looks for him after regaining consciousness.
Arindam brings Shantanu home, which upsets Ravindra. He, however, accepts Shantanu at Moushumi's wedding. Puchki waits for Shantanu. Chanda asks Thaku Maa for her permission to teach Puchki.
Shantanu and Puchki visit a school for admissions wherein Puchki sees him. She fails to get admission due to living in Sonagachi, and Beauty asks her to join a brothel. Suddenly, Nivedita falls ill.
Ravindra asks Arindam to send Shantanu back after learning about Nivedita's pregnancy. Arpita's death devastates Puchki. Beauty feels suspicious as Chanda and Puchki prepare to meet Shantanu.
Beauty visits the Majumdars with Puchki to entertain them. Puchki waits there to meet Shantanu, who refuses to acknowledge her because of Nivedita. Puchki's absence worries everyone a the 'badi'.
Thaku Maa punishes Beauty for being careless towards Puchki. Arindam tells Nivedita that Shantanu is from Sonagachi. Beauty tries to extract money from Arindam. Nivedita visits Chanda at Pari Mahal.
Nivedita sees Arindam with Chanda. Thaku Maa reveals a shocking truth. Beauty badmouths Shantanu. Suddenly, Thaku Maa falls ill. Nivedita keeps Shantanu away from herself.
Neel decides to take Puchki away from Sonagachi. Shantanu tries to pacify Nivedita, who suddenly falls off the stairs. At the hospital, Nivedita delivers her baby but misbehaves with Shantanu.
Beauty and Rana dream about ruling the Pari Mahal. Nivedita asks Arindam to send Shantanu back, but Ravindra stops her. Puchki visits Shantanu's school to meet him but Beauty gets her abducted.
Beauty tries to sell off Puchki, but Neel and Shantanu save her. Shantanu and Puchki are shot on the occasion of 'Janmashtami'. Later, Ravindra refuses to accept Chanda's blood for Shantanu.
Puchki questions Ravindra and he agrees to accept Chanda's blood for Shantanu. Nivedita asks Bijoy why he missed the target. Later, Shantanu hurts Puchki. Neel gives Puchki some good news.
Ravindra gets upset on being humiliated. Thaku Maa refuses to send Puchki to school. Nivedita questions Arindam's character. Beauty sees Arindam with Chanda. Later, Puchki visits Shantanu.
Shantanu asks Puchki to leave. Chanda uses Junior to help Shantanu get his rights. Shantanu and Puchki save Junior's life when Chanda commits a mistake. Later, Puchki saves Chanda from getting jailed.
Nivedita is glad to see Shantanu leave Sonagachi. Ravindra pretends to end the problems of Sonagachi, and Thakur Maa opposes this. Later, Thaku Maa locks Chanda in the attic.
Nivedita decides to save her and Arindam's marriage. Ravindra asks Thaku Maa to destroy Chanda and Puchki. Beauty plans to make Puchki dance at an event, but Puchki flees and calls Shantanu.
Shantanu sets out to save Puchki as he learns that she is in trouble. Rana fails to kill Puchki, following which Neela brings Puchki home. A disguised Neel meets Chanda and tells her about Puchki.
Neel gives Puchki a makeover before bringing her in front of everyone. Beauty dreams about the Majumdars. Nivedita tries to turn Ravindra against Shantanu and Puchki wishes to save Shantanu.