This is a fantastic movie , loved it.This film is in two phase.The story ia about a lady played by vidya balan who is a school receptionist.she noticed a girl who is not attentive in her class and always taken to principal room.vidya always want to try to taik to her but she didn’t.One day she able to taik to her but didnt find anything .vdya trying and trying to know what happen to her but one day she found that the girl was sexualy abused by her uncle.vidya want to free that girl but accidently mudered a lady who is grand mother of that girl.than vidya take that girl with her to anrw place ad witha new idetity.but aje is a miderer and wanted by police.This film is a type of thriller and you see how situation changes and how vidya fight for the girl its a very intresting movie.Thank you