He would not permit his watchful nature to be beguiled into slumberous acceptance of conditions as presented through the mouth of this woman.
"It's now quarter past ten," he reminded her.

"Permit me to suggest that you go home alone, and that we join you in fifteen or twenty minutes." "Very well," she replied, rising and drawing up her gloves.

"I shall expect you." As she walked toward the door, Britz lifted himself out of his seat, and, brushing past Greig, whispered: "Have Muldoon trail her!" Greig nodded understandingly, escorted her into the corridor and repeated Britz's directions to the waiting officer.

Returning to the room, he found Britz leaning back in his chair, absorbed in thought, the lines of his forehead gathered between the eyebrows.
"Well, it looks as if we're going to get the murderer without much effort on our part," said Greig jubilantly.
"Greig, don't jump too hastily at every bait that is held out," replied Britz, emphasizing each word.

"All the evidence seems to contradict the theory that Collins is the murderer.