What a movie yr.this is one of the my best movie by Nawazuddin Siddiqui as a raman.this role is best foe him, hi is also look like a very good hero and a superb acting by him.i really like his all movie.if Nawazuddin Siddiqui take a side role that also a very entertaing and very good role.All movies given by him is awesome and he is a one of the best actor.he is serviving more than 10 year and he take sucsses after a long time.And the movie given by ANURAG KASYAP hi is make a very good movie.After long time I seen ine of the best movie.Specially Serial Killer role is perfact for him.i must recommended to all of u .plese watch this movie.