Did it lead To?

With the help of hole, the man with a torch and his recording device went behind the wall. The place was all dark and even torch could not reveal much. But one thing was certain that it was a room. A room? What could be the purpose of a hidden room be? Who made it and why? Apparently, the room intrigued him even more. The viewers too were fascinated by the revelation. Resultantly, this demystification bred another mystery.