Luca Conri is the wolf-less runt of the Nightreign Pack, whose bark is bigger than his bite. Tormented by his own pack and hunted by rivals, Luca is reluctantly put under the protection of his dominant Alpha, and older brother's best friend, Dalton. However, everything changes when the two become fated mates, a bond that violates the natural order of the pack. As enemies close in and traditions try to tear them apart, Luca and Dalton must decide if they want to give into their lustful temptations in a forbidden romance that threatens their own lives.