Principle of Evil, , HarperCollins Publishers, T.M.E. Walsh,Crime and mystery: police procedural,Crime and / or mystery fiction, Helen Grace;Serial Killer;Female Detectives;Kim Stone;British;M J Arlidge;The Teacher;Murder Mystery,, , United Kingdom, en-GBhttps://www.harpercollins.co.ukHelen Grace;Serial Killer;Female Detectives;Kim Stone;British;M J Arlidge;The Teacher;Murder Mystery, [BLURB],[CITY],,books, ebooks, biblet, Book2look