Kahaani is centered on Vidya Bagchi (Vidya Balan), who has come to Kolkata to find her husband. The city of Kolkata adds to the thriller elements of the film, creating layers of tension and suspense.

Making sequels to popular films from years or decades ago has been a rarely missable formula of success in Indian cinema. This trend runs the same in Bollywood with many franchise-based films like Son ...