A deadly experiment. A bond forged in captivity. A dangerous truth.After a nightmarish experiment goes awry, witch Evie Balfour and hybrid shifter Angel Rodriguez are left to grapple with the sinister truth of their sins: Ivan Cambridge's wickedness wasn't buried with him.As shift hits the fan, Angel knows time is of the essence. He will either be stamped out like Cambridge and the rest of the hybrids, or he will have to learn to live with a savage beast whose directive to find his mate is more than desire. It's instinct.Driven by magic, love, and an unbreakable bond, Evie refuses to let the man she loves die. Her need to find Angel and perfect Cambridge's unstable serum, preventing Angel from succumbing to a deadly madness, drives her to question just how far she will go in the name of love.Will magic and love overcome the battle that awaits them? Or will the bond they share save them and the rest of the hybrids? If Angel can't wrest control from his beast and Evie's magic falls short, they're both headed for one cataclysmic shift storm.