Heavy clouds covered the skies, giving every indication of rain.

The night was just such a one for an escape, and although the darkness was so intense, that it was impossible for the eye to penetrate a distance of five paces, both felt that their chance of escape was accelerated.
"Give me your hand," whispered Harry, as soon as they had left the tent.
"Do you know the direct way to the gate," asked Alfred, "Yes," he replied, "cease speaking now and follow me.

The least whisper may be heard, and then our attempt will be foiled." Grasping the hand of his friend, Alfred followed him, and they moved with noiseless tread toward the gate.

As soon as he descried the faint light of the sentinel's lamp near him, Harry stopped, and stooping down gave a faint whistle.

For some time no answer was returned.