"Is the lady still in room two twenty?... Oh, never mind the name. Is she still there?... She isn't? Gave up the key a moment ago?... No, there isn't any trouble. She came from the stalled train.... She said she would not return? Thanks."

A blind alley. He couldn't solve the riddle at all. And because he couldn't solve it he sensed danger, a danger which ran around him in a circle.

He glanced up at the bird on the curtain-pole. Malachi had finished his dinner and was polishing his beak.

"Malachi, they've got me guessing!"

"Chup!" said the little green bird, spreading out his clipped wing. It was warm and cozy up there near the ceiling. He loved window-curtain poles. "Mat, you lubber, where's my tobacco?"

That phrase! It seemed to Mathison that a hand had reached out and caught him by the throat. Bob! The dear, absent-minded Hallowell! How often had he teased him by putting his tobacco-canister on the other end of the table! Bob, blind if you stirred anything on his end of the table from its accustomed place, would start hunting about the room, swearing good-naturedly.

Mathison began to pace the room. The infernal beauty of her! Negative for good and positive for evil; somehow it hurt him. He felt outraged that God should give all these lovely attributes to a daughter of Beelzebub.

Down-stairs, the clerk went into the manager's office.

"I tell you something queer is going on in this hotel."