Suffering is a part of life, and its effects shape the type of people we become. For Sarah Martinez, the pain has just begun. It's October in Grand, Oklahoma, and Sarah is all set to marry Eric, the man of her dreams. Then he is suddenly found dead, and she's told he has been the victim of a vicious animal attack. Disbelieving this explanation, Sarah decides to investigate on her own, determined to get justice for Eric-or, if necessary, vengeance. As she does so, however, the bodies continue to pile up; someone is killing the good people of Grand, regularly, when the moon is full. Meanwhile, Sarah begins to realize that her pursuit of revenge is changing her. She waits for the next full moon, both seeking and fearing closure, wondering who the real monster is. In this horror novel, a woman whose fiancé is killed in an apparent animal attack searches for answers regarding his death and discovers a dark secret.