For Olaf had learned that the Eskimos, like the wolves, trail two by two and four by four, and that--again like the wolves--they pursue not ON the trail but with the trail between them.
But it was the trail that Philip watched; and as he kept his vigil--that inexplicable mental undercurrent telling him that his enemies were coming--his mind went back sharply to the girl a hundred yards behind him.

The acuteness of the situation sent question after question rushing through his mind, even as he gripped his club, For her he was about to fight.

For her he was ready to kill, and not afraid to die.

He loved her.

And yet--she was a mystery.