The rented house was supposed to be a relaxing getaway. But Jill and her companions feel a sense of danger instead. First, they learn that their hosts’ son had a fiancée, but her disappearance remains unexplained—and then they meet some menacing members of a local trail-riding club. When one of Jill and Greg’s friends finds human remains amid the dunes—with a diamond ring around one mummified finger—things start heating up fast, and they’ll be thankful just to survive through the long weekend . . .