Dace has intimate access to Arionna’s mind, and something deep within her rises to the surface. They don’t have time to understand what’s happening because an ancient Norse prophesy is set in motion. What Destiny has in store is bigger than either can imagine. Unless they learn to trust each other they may never resolve the mystery surrounding them, and what that means for the world.

Those called to stand guard against the end are broken, and Sköll and Hati run free. Now Arionna and Dace face a new threat. Ragnarök is coming and they aren't strong enough to stop it. The path to Hell is paved with good intentions, and Dace is hurtling toward self-destruction. Can she convince him to let the past go, or must she sacrifice her heart in exchange for the lives of those she loves?

When Arionna Jacobs fled town in a desperate bid to save Dace Matthews, she never expected the chaos she would leave in her wake. Even as her bond with Dace grows stronger, Arionna finds herself weakening when Freki's cage shatters. Fighting the wolf for control is tearing her apart piece by piece. Arionna must face her greatest fear: losing herself to the fierce wolf within.