Walk between the counter and bar in the kitten then to the top of the stairs.
Walk past the curtain on the left and turn right. Continue straight next to the glass table to the spiral stairs. Go up the stairs and wait at the top.
With the exterior wall to your left, move forward and turn right continuing to the spiral staircase after climbing three shallow steps. Climb the staircase and continue around to the left until the hallway opens up to your right.