He pushed open the door—entered.

"Where are they?"

"There."

A momentary pause.

"There's no one there," said Harkaway, in a tone indicative of powerfully-suppressed emotion.

Dire apprehensions of evil stole over both Sebastian and Theodora as they followed Harkaway into the cell.

"Theodora," gasped Sebastian, staggering back, "they are gone."

"Where? How?"

"They must have escaped."

"Liar!" yelled Harkaway, suddenly springing back and drawing his six-shooter; "this is some plot. Thieves! murderers! You think to fool me; but you shall pay the penalty for your villainy. You are in an injured father's grasp. Die, brigands!"