Her Forsaken Prince by Maya Hughes

Freed from slavery and brutality, Xan D’Arian earns a place on Sloan’s crew. He pledges to protect her with his life. After all, he has nothing to return home to as the last surviving heir of a murdered planet. With his ability to show her new worlds, Sloan wants to ignore her policy on fraternizing with the crew. The discovery that someone close to Xan planned his abduction leads the two on a race against time. They must destroy their enemies, who want to keep them apart, before it’s too late.