'Rahasya', which is based on the infamous Aarushi Talwar murder case, was released on Friday. The movie, which stars Tisca Chopra, Ashish Vidyarthi and Kay Kay Menon, will keep you interested and thrilled through its just about two-hour running time, writes Mid Day. The Manish Gupta directorial has been rated 3.5/5 (NDTV, New Indian express), 3/5 (Mid-day) and 2.5 (TOI).