Tommy grinned.

"I take a lot of killing, sir."

"So I perceive," said Mr. Carter dryly. "Well, good-bye. Remember you're a marked man now, and take reasonable care of yourself."

"Thank you, sir."

Hailing a taxi briskly Tommy stepped in, and was swiftly borne to the Ritz, dwelling the while on the pleasurable anticipation of startling Tuppence.

"Wonder what she's been up to. Bogging 'Rita' most likely. By the way, I suppose that's who Annette meant by Marguerite. I didn't get it at the time." The thought saddened him a little, for it seemed to prove that Mrs. Vandemeyer and the girl were on intimate terms.

The taxi drew up at the Ritz. Tommy burst into its sacred portals eagerly, but his enthusiasm received a check. He was informed that Miss Cowley had gone out a quarter of an hour ago.