The Secret Hangman

When a young waitress and mother is found hanged from a children's swing set in a Bath park, Inspector Peter Diamond suspects immediately that something is deeply wrong. The death looks like suicide, but nothing about Delia Williamson's life suggests a reason. Then another body turns up — hanged. Then two more. The killings are methodical, intimate, and baffling, and Diamond finds himself hunting a murderer whose pattern grows clearer even as the motive remains hidden. Meanwhile, someone is pursuing Diamond himself, leaving him unsettled in ways a homicide investigation usually cannot. The personal and the professional press against each other with quietly escalating tension.

Lovesey is a craftsman who never mistakes busyness for complexity. His prose is dry, precise, and frequently funny in the way that real discomfort often is, and his plotting rewards readers who pay attention to the small, seemingly incidental detail. Diamond is one of crime fiction's more honestly drawn detectives — stubborn, occasionally wrong, and more emotionally exposed here than in earlier entries in the series. The result is a police procedural that feels genuinely inhabited rather than assembled, with a structure that builds steadily toward revelations that land with satisfying weight.