It isn't long after Treva Gallo moves into her new Philadelphia, Pennsylvania, neighborhood that she starts to see otherworldly people around town. And the more ghosts she sees, the more they seek her out. As Treva researches her new neighborhood's murky past, she unearths more than she expected . . . and the ghostly spirits become more insistent. The spirits seem to want something from Treva. But what can a living person do for the dead? Every state...