You are facing towards a curtain, slightly turn right and go forward towards the opened door, from the opened door slightly turn right and go towards the first opened door, go forward on  to the first step of the stairs, go upstairs taking the left side of the stairs, after going upstairs turn right and go forward towards the wall, slightly turn right and pass through the arch where there will be a mirror on the wall just in front of you, go forward here in front of the mirror you have reached the destination.