gave vent to a little noiseless whistle. What ailed the door? he
wondered. Why was it open? How came it to shut so easily and so
effectually after him? There was something obscure and underhand about
all this, that was little to the young man's fancy. It looked like a
snare, and yet who could suppose a snare in such a quiet by-street and
in a house of so prosperous and even noble an exterior? And yet--snare
or no snare, intentionally or unintentionally--here he was, prettily
trapped; and for the life of him he could see no way out of it again.
The darkness began to weigh upon him. He gave ear; all was silent
without, but within and close by he seemed to catch a faint sighing, a
faint sobbing rustle, a little stealthy creak--as though many persons
were at his side, holding themselves quite still, and governing even
their respiration with the extreme of slyness. The idea went to his
vitals with a shock, and he faced about suddenly as if to defend his
life. Then, for the first time, he became aware of a light about the
level of his eyes and at some distance in the interior of the house--a
vertical thread of light, widening toward the bottom, such as might
escape between two wings of arras over a doorway.

To see anything was a relief to Denis; it was like a piece of solid
ground to a man laboring in a morass; his mind seized upon it with
avidity; and he stood staring at it and trying to piece together some
logical conception of his surroundings. Plainly there was a flight of
steps ascending from his own level to that of this illuminated
doorway, and indeed he thought he could make out another thread of
light, as fine as a needle and as faint as phosphorescence, which
might very well be reflected along the polished wood of a handrail.
Since he had begun to suspect that he was not alone, his heart had
continued to beat with smothering violence, and an intolerable desire
for action of any sort had possessed itself of his spirit. He was in