Swara, a liberal middle-class Bengali girl lives with her single mother Sharmishtha Bose. Ragini has been raised as a traditional Marwari by her single father Shekhar Gadodia, as her mother died. Swara and Ragini soon become friends, but learn they're half-sisters as Swara is Shekhar and Sharmishtha's daughter. In past Shekhar's mother Parvati had separated them and married him off to Janki when Sharmishtha was pregnant with Swara. Back to present, Swara and Ragini unite and get Sharmishtha and Shekhar married.