He's God's deadliest weapon. His firstborn son. And still he failed.Blessed with the ultimate power of Heaven, Michael shouldn't have needed his brothers to rescue him. A reality that gnaws at his very soul. And to make matters worse, they weren't the only ones to witness his defeat. But surely fate wouldn't be so cruel as to introduce him to his intended mate on the day of his greatest failure, would it?Greyson, Prince of the Fae, knew the instant he met Michael that the archangel was his true soul. And yet, months later, Grey's still waiting for the man to acknowledge the truth. To quiet the unrelenting need that burns beneath Grey's flesh. But how can he convince a warrior that love and duty don't have to be exclusive?Left with few options, Grey asks Michael to give him one night. No expectations. No promises. Just the two of them. Together. A moment Grey knows will have to last a lifetime-until his life is threatened.Michael might not be ready to acknowledge Greyson's his mate, but he'll be damned if he fails the only man he'll ever love. He won't let Greyson down, even if it means his only course of action is a fall from grace.