One night Jenny Cameron arrives home to find her twin brother and their kid sister slaughtered by what looks like a feral dog. Why can't she remember more about that night? Why do nightmares plague her soon afterward-dreams of running in the moonlight in search of flesh and blood to devour? The quest for the truth about herself leads her to search for her long-lost father, who deserted the family before her birth. Though he fled to protect his wife and unborn children from his own dark side, he wants to meet Jenny now. He seeks redemption from his curse, but has his life of bloodshed placed him beyond all hope?
Terrified that her father's destiny foreshadows what she will someday become, Jenny fears she can't even trust herself with the man she loves. As death stalks her friends, she faces the possiblity that she may have to destroy her own closest kin. Haunted by her wild heritage, she seeks her true nature...under the shadow of the beast...