10 P.M.
He belongs to that anomalous class who are as rigid in business methods as they are loose in private morals . '' `` Indeed ! '' Cherry seemed curious . `` But inasmuch as his extravagance begins at 10 P.M. and ends at 10 A.M. , it does n't seem to affect his social standing . However , we need n't discuss his personal character ; there 's enough to think of without that . Will you take dinner with me this evening , so that we can talk over any further developments ? '' `` I am to dine with Mr. Hilliard , '' said the girl .