 Miss Perkins left her place instantly, hurried across the room to the open door, passed through it, and emerged upon the corridor. At the further end of it she indeed beheld an intruder. She addressed some hasty and impatient expression to it, and hastened towards it with the intent of ejecting it from the building. She received no reply. It retreated to the corner opposite the foot of the garret stairs, and there it stood quietly.