Teaser of suspense thriller 'Raman Raghav 2.0' starring Nawazuddin Siddiqui and Viky Kaushal. This teaser will give you goosebumps. Only one word is said in the teaser 'Help'. This is a story of Psycho serial killer. This serial killer is not seen in the film. But it is been told that it could be anyone, can happen any time. A cylinder delivery boy comes to a women house. Women opens the door and ask for his help. Then Cylinder is seen lying on the floor, with blood. This makes clear, that they are badly murdered. [embed]https://youtu.be/HOjzhlyOUzI[/embed] Poster of the film was released teaser. This is been told that during 1960, there was lots of terror of Raman Raghav in Mumbai. He was a psycho killer.