Laisrathera (Her Instruments 3)

The Queen of the Eldritch has offered Reese Eddings a life out of a fairy tale, one beyond the imagination of a poor girl from Mars who'd expected to spend her life eking out a living with a rattletrap merchant vessel. Unfortunately, the day Reese reached out to accept Liolesa's offer, Hirianthial's enemies betrayed him--and his entire planet--to a race of sociopathic shapeshifters with dreams of conquest. Now the only thing between Reese and a castle of her very own is a maniacal alien des...