You will start by standing on a hallway. Turn around and go down the hallway towards this round hall. Take a step in the middle of this hall and in front of you you will see a metallic decoration of some sort. Walk towards that. On the right side of that there will be another hallway keep walking down this hallway. On the left side you will pass through brown lockers. Keep walking straight and follow along the garden black and white decoration on the wall on your right. Just keep following that decoration. Stop once you have reached an exit door to your left. You will also see a sign on the ceiling. So once you are standing in front of that exit door on the left side then you're done.