Kahani 2 is all about a six year old child girl story that how se sexually absued by her uncle in very small age durga rani the role played by vidya balan in movie did tremendous job in it she help that small girl child and even try to find out what is the problems with the call her name is mini.durga rani help and place all the efforts in order to save that girl mini from her uncle or grand mother who all time take side of her son and even all time take his side durga rani face soo many problems to save the life of a small girl as she want to give a beautiful life to the girl mini after so facing so many trouble both mini and durga rani live happy life.