Digging around the dump for Mama's prized wedding ring, Mace Bauer stumbles upon the dead body of librarian Camilla Law. The strait-laced town of Himmarshee is scandalized, not because a killer is on the loose, but because prudish Camilla's leather getup screams sex fetish. Meanwhile, Mace is desperate to help her down-in-the-dumps sister, who suspects her husband is cheating on her. Tracking the two-timing cad, Mace uncovers a circle of bondage fanatics.