Walk through the entryway, and go into the hallway straight ahead. Enter the bedroom through the door on the left. Stop in the doorway.
Walk past the fireplace and past the stairs. Go into the second room to the left of the fire extinguisher and stop after stepping in the room.
Turn left and walk past the stairs. Once you pass the stairs enter the door on the left in front of you and stop. The door should say frontier above it.