He was thinking of Crozier and Kitty; but Kitty was thinking of Crozier, and meaning John Sibley.

Somehow she could not help playing with this torturing thing in the presence of the wife of the man who was the real "man in possession" so far as her life was concerned.
"Why, he is waiting on the doorstep," replied Kitty boldly and referring only to John Sibley.
At that minute there was the crunch of gravel on the pathway and the sound of a quick footstep.

Kitty and Mona were on their feet at once.
Both recognised the step of Shiel Crozier.

Presently the Young Doctor recognised it also, but he rose with more deliberation.
At that instant a voice calling from the road arrested Crozier's advance to the open door of the room where they were.

It was Jesse Bulrush asking a question.