You are facing towards the wall in front of you, slightly turn left, go straight, slightly turn left, now you are in the middle of the staircase, go up the stairs completely, go straight, in front of you there is a cupboard, go straight near the cupboard, turn right, in front of you there is an open door, go straight and enter the door, slightly turn left, go straight, slightly turn left, in front of you there is a brown color open door, go straight and enter the door, now you are inside the bathroom, there is a western toilet on the left side, go straight and stop in front of the wall and there is a curtain in front of you, stop there, this is your final destination.