Frost Burned Mercy Thompson Series, Book 7.

Patricia Briggs "has reached perfection"* i n this #1 New York Times bestseller, as Mercy Thompson faces a shapeshifter's biggest fear... Mercy's life has undergone a seismic change. Becoming the mate of Alpha werewolf Adam Hauptman has made her a stepmother to his daughter Jesse, a relationship that brings moments of blissful normalcy to Mercy's life. But on the edges of humanity, what passes for a minor mishap on an ordinary day can tur...