Ruth Bussey once did something horribly wrong, and was nearly destroyed by her punishment. Now, she has tentatively rebuilt her life and unexpectedly found love with Aidan Seed. But Aidan also has a secret--he killed someone years ago, a woman named Mary Trelease. Ruth's horror turns to confusion when she realizes that she knows Mary Trelease, and Mary is very much alive. Set in London's vibrant art scene, and featuring the return of Sergeant Charlotte...

A stand-up comedian wonders who she can trust when she anonymously receives the same token clue, a small white book, that has been found at each scene of a serial murder case. What if having a best friend could put you in the crosshairs of a killer? A psychopath the police have dubbed "Billy Dead Mates" is targeting pairs of best friends, and killing them one by one. Before they die, each victim is given a small white book. For months, detectives...