"Some one has been digging," she said, as her eyes fell upon the heap of dirt.
"Yes; what was this recess for, Miss Kingdon?"
"We had intended placing a furnace here," she said, "but after the house was finished, we decided that a furnace wasn't needed. Who has been digging here? You?" and her eyes again examined our earth-stained clothes.
"It was your sister dug the hole, and then filled it again, as you see."
"My sister?"
"Yes—she worked at it last night, and again to-night, when she thought herself secure from interruption."
"But why?" she asked, in bewilderment.
"Because she had something to conceal. This hole is a grave, Miss Kingdon. See there."
He flashed a ray from his electric torch full upon the leering face staring up at us.
Lucy Kingdon gazed down at it for a moment with distended eyes. Then, with a deep sigh, she sank backward to the floor.