Ada Jessup lives for the moment, knowing the promise of tomorrow can be all too easily broken. Joshua is an Immortal, a heavenly warrior who will still be fighting long after the rest of the Alpha Pack have turned to dust. When a gunshot wound forces Joshua to tell Ada the truth of what he is, there is more at risk than the safety of the Alphas he's sworn to protect. For Joshua, the real danger is the way he feels drawn to the human girl. After all, what can the future hold for a girl whose days are numbered and a boy whose life has no end?