Police Investigation
Crime Fiction
Murder Investigation
Murder Mystery
Mystery
Thriller
Commonalities among the books related to police investigation include murder investigations, small town settings, and amateur sleuths. Many of the books feature female protagonists who become entangled in a murder investigation while trying to solve personal mysteries or deal with personal issues. Cozy mysteries are also prevalent in this list, often featuring bakers, tea shop owners, and librarians as amateur detectives. The books also explore themes of dark secrets, past traumas, and personal struggles of the characters involved in the investigations.
