"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 have failed to catch Billy, or figure out what the white books symbolize and why the killer leaves them behind. The police are on edge; the public in a panic. Then a woman, scared by what she’s seen on the news, comes forward. What she reveals...

A mystery featuring Agatha Christie's legendary hero follows Hercule Poirot as he tries to solve a diabolically clever puzzle in 1920s London that will put his keen skills of detection to the test.

"Pulled into a deadly game of deception, secrets, and lies, a woman must find the truth in order to defeat a mysterious opponent, protect her daughter, and save her own life in this dazzling standalone psychological thriller with an unforgettable ending from the New York Times bestselling author of Woman with a Secret and The Monogram Murders. You thought you knew who you were. A stranger knows better. You've left the city and the career that nearly...

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...

The world's most famous detective returns in this ingenious, stylish, and altogether delicious mystery from the author of the instant bestseller The Monogram Murders. "What I intend to say to you will come as a shock..." With these words, Lady Athelinda Playford -- one of the world's most beloved children's authors -- springs a surprise on the lawyer entrusted with her will. As guests arrive for a party at her Irish mansion, Lady Playford has...