The movie "Talvar" revolves around the investigation of the double murder case. The film explores the events leading up to the crime and the subsequent investigation, which is led by two detectives, Chander Singh (played by Irrfan Khan) and Gopalan (played by Manoj Bajpayee). As the investigation unfolds, the detectives uncover various leads and suspects, including Aarushi's father, Rajesh Talwar (played by Randeep Hooda).