Stone Mage Saga Series by Raven Whitney

There's no place like home for traumatized Constance. Escaping Octavius' clutches wasn't easy, but staying free will be even harder.An unexpected ally turns her world topsy turvy yet again, but she'll need all the help she can get if she wants to keep breathing.

Do frequent flier miles apply to kidnappees? That's one thing Constance would like to know. But in spite of his questionable morals, the latest man to hold Constance captive wants only to protect and teach her. At least, that's how it seems. Jack may not be an enemy, but there's a wait list a mile long of people who want to kill him. All it takes is one to shatter Constance's fragile peace.