Both men had been so intensely occupied with the fierce play that they had not heard the sound of many feet outside, a sudden tumult in the street. The keen ear of the half-breed, however, detected that something was wrong.

"Master," he cried, "some one comes. I hear shouts in the night air. A shot! Shrieks—groans! There! The clash of arms! Lower your weapons, sirs!" he cried again, as Spanish war cries filled the air. "We are betrayed; the enemy is on us!"

Instantly Morgan and de Lussan broke away from each other.

"To-morrow," cried the buccaneer captain.

"As you will," returned the other.

But now, Mercedes, staking all upon her hope, lifted her voice, and with tremendous power begot by fear and hope sent ringing through the air that name which to her meant salvation—

"Alvarado! Alvarado!"


CHAPTER XIX

HOW CAPTAIN ALVARADO CROSSED THE MOUNTAINS, FOUND THE VICEROY, AND PLACED HIS LIFE IN HIS MASTER'S HANDS