Kahaani

Kahaani is a 2012 Indian Hindi-language thriller film co-written, co-produced, and directed by Sujoy Ghosh. It stars Vidya Balan as Vidya Bagchi, a pregnant woman looking for her missing husband in Kolkata during the festival of Durga Puja, assisted by Assist Sub-Inspector Satyoki "Rana" Sinha and Inspector General A. Khan.