Kahaani 2 movie review: Vidya Balan's spine chilling performance and Arjun Rampal's cop act stand out in this thriller

Kahaani 2 - Durga Rani Singh movie review: The thriller has nothing in connection to the first part except for Vidya Balan. The film also stars Arjun Rampal and is written and directed by Sujoy Ghosh who returns to direction after Kahaani.