This house in the underground is a very strange place. It is not place that people visit very often and even if they do, they also go there in group and under the guidance of a guide who knows about the place very well. I am sure you were not informed about this and that is the reason you have managed to get inside the house all alone. No one has ever come out of the house without any help and if you do, you will be the first person. You will have to successfully solve a number of puzzles in order to find a way to escape from there.