She shoots daggers with her eyes at the English girl, but looks cannot hurt.
As Lady Ruth utters her last words, she makes a sudden move.
With a dexterous fling of an arm she succeeds in tearing from the Sister's face the cleverly-made thin stage mask that was contrived to conceal the features of one who did a double act.
The professor laughs.
From the crowd that is still gathering various sounds arise, for no one can even give a guess as to the nature of the peculiar trick which is thus being enacted.
As for John Craig, he holds his breath at the stupendous nature of the disclosure, for little as he has dreamed of the fact, he sees before him the well-known features of Pauline Potter.
This queen of the stage has made even another attempt to get John, and might have succeeded only for the opportune coming of his friends.
He backs away from her.
"So, it is you again, wretched girl ?" he exclaims, in something of righteous wrath.
She has lost once more, but this is frolic to one of her nature, and she laughs in his face.
"Oh, it's a long road that has no turning, and my chance will yet come! Bah! I snap my fingers at such weak friendship.

Good-night, all of you, but not good-by." Thus she disappears.
Craig feels abashed.
He has almost come to blows with his best friend about this female, and, after all, she turns out to be the plotting Pauline.
"I think I need a guardian," he murmurs, as if rather disgusted with himself.
"From the ugly looks some of these chaps are bending on you, I think ditto," declares Philander, nor are his words without meaning, for the natives scowl dreadfully.
"Lady Ruth, I owe you thanks; but, while we walk to the hotel, tell me how you came to know she was masquerading in that style." "It is easily told, sir.

A mere accident put me in possession of the facts, and, thank Heaven, I am able to build two and two together.

You were frank enough, Doctor Craig, to give me certain particulars concerning that creature's plotting, and that confidence has now borne fruit.
"Listen, then.

I was in the hotel, in my room.