"Nothing," he hastened to interrupt. "The problem of our daily existence affords our greatest present cause for concern—and I frankly admit I considerably relish the prospect of proving we are equal to all that our situation may demand."

She was not to be satisfied so readily.

"But there may be something wrong with the island?"

"Possibly—from a native's point of view."

"But—you are almost certain to meet that tiger again."

"All the more reason for getting to work at once." He arose in his quick, active manner, and once more surveyed their camp.

"A few rocks piled in your doorway," he continued, "and your cave will meet your requirements admirably. I should say mine would better be this small retreat, the roof of which I can readily restore. It is close enough to be neighborly, and is nearer the head of the trail."

The smaller cave thus indicated occupied a position suggestive of a sentry's box, before precincts to be guarded. Its opening faced the gateway of the trail, while its size was sufficient for the needs of any primitive man.

Elaine, who had mechanically followed Grenville from the shelter, looked resignedly about. She had failed till now to think, concretely, of actually remaining, perhaps night after night, in such a place.

"It was terrible!" she said, "—the accident—everything!—terrible!" She suddenly thought of the threat he had made—to compel her to love him as he loved her, before they should reach their home—and shivered anew at the unforeseen predicament in which she was plunged, and hated him more than before.