The Sardonyx Net — Elizabeth A. Lynn

Starcaptain Dana Ikoro was out a load of credits when someone stole the dorazine he was smuggling onto the slave world of Chabad. Caught in a desperate attempt to recover his property, Dana is arrested and sentenced to ten years of slavery on the dusty planet. But there could be much crueler masters than Rhani Yago, the beautiful and powerful aristocrat. As he carries out his duties as pilot and bodyguard, Dana forges a dangerous bond with his master--and discovers that on a world where drugged criminals are used as slaves, rebellion may be the highest form of love....