Kahaani 2 Box Office Collection: Kahaani 2, the last week release of Kahaani franchise released with a lot of expectation, as the previous movie did a stupendous job. Kahaani 2 is the perfect successor of the brand and the movie has nailed it. Sujoy Ghosh‘s Kahaani 2 is a suspense thriller where Vidya Balan plays the pivotal role. Along with …