You are standing inside an empty room, go and  exit this room from the opening now you should be standing near white tall table with a faucet on it and a long table with a chair, walk in between the white tall tables on your left and the table on your right, crossing the silver tub on your right and entering through the entrance straight ahead, near the stairs, as soon as you are near the stairs go up. These stairs goes on your right and left so take the left one all the way up as you are moving up you will see their are several handles on the wall. As soon as you are at the top of the stairs turn right and now you should be moving towards the round table in front of you which has several  artifacts on it, go at the left side of the table and you are done.