You have my warmest wishes for bright outcome. May you emerge in the shining garments of success.”

“Thanks,” said Flannery.

“One last point. You will pardon me if I put in final oar.” He took up from the table a little yellow book, and held it out. “Same was at the dead man’s elbow when he fell.”

Flannery nodded. “I know. The Cosmopolitan Club book. It can’t mean a damn thing.”

“Maybe. I am stupid Chinese from tiny island. I know nothing. But if this was my case I would think about book, Captain Flannery. I would arouse in the night to think about it. Good-by, and all good wishes already mentioned.”

He made a deep bow, and went through the reception-room into the hall. Kirk and the girl followed swiftly. The latter put her hand on Chan’s arm.

“Sergeant - you mustn’t,” she cried despairingly. “You can’t desert me now. I need you.”

“You rip my heart to fragments,” he replied. “However, plans are set.”

“But poor Captain Flannery - all this is far beyond him. You know more about the case than he does. Stay, and I’ll see that you’re given every facility -“

“That’s what I say,” put in Barry Kirk. “Surely you can’t go now. Good lord, man, have you no curiosity?”

“The bluest hills are those farthest away,” Chan said. “Bluest of all is Punchbowl Hill, where my little family is gathered, waiting for me -“

“But I was depending on you,” pleaded the girl. “I must succeed - I simply must. If you would stay -“

Chan drew away from her. “I am so sorry. Postman on his holiday, they tell me, takes long walk. I have taken same, and I am weary. So very sorry - but I return to Honolulu tomorrow.” The elevator door was open. Chan bowed low. “The happiest pleasure to know you both.