This is the starting point and you're facing towards the brown door. Turn around. Walk towards the glass. Turn right. Walk towards the brown door in front of you. Turn left. Walk outside the room. Turn left. Walk forward until you reach the room on your left. Walk inside the room. Turn right. Walk towards the glass in front of you. Now you're standing in front of a glass and on your left there's an open door. This is the end point.