Agatha Christie,
The Secret Adversary
(1922)
“ Tuppence shivered. His words woke a vague alarm in her. What if there was some one concealed in the house? Some one who might bar that door on them, and leave them to die like rats in a trap? Then she realized the absurdity of her thought. The house was surrounded by police who, if they failed to reappear, would not hesitate to break in and make a thorough search. She smiled at her own foolishness—then looked up with a start to find Sir James watching her. He gave her an emphatic little nod. "Quite right, Miss Tuppence. You scent danger. So do I. So does Miss Finn." "Yes," admitted Jane. ”
