His head went up again.

In a flash his brain was clear.

His arms were still about her, she was still lying close against him,--but the current of passion that consumed both of them was checked.
"What was that ?" she gasped, as if coming out of a dream.
He released her, and sprang out into the path to peer fruitlessly after the unseen runners.

The sound of footsteps was rapidly diminishing.
They were suddenly aware of women's voices far away to the right.
They were indistinct but there was a sinister significance in the ever-increasing volume.
"There's trouble out there," said Percival.

"Something wrong.
Come,--come along! You must get indoors at once." He grasped her arm and started rapidly off in the direction of her cabin.