When social worker Hildy Schneider commits to an after-hours side job, she finds herself drawn into the darker side of small-town Sorenson, Wisconsin—and the twisted mind of an unnamed killer . . . Strange things have been happening since Hildy started moonlighting with local police, but a desperate late-night call involving a former patient from Sorenson General Hospital tops the list. Although Danny Hildebrand has been tormented by hallucinations for years, he swears...