Open Library
Mystery
Every answer hides another question.

Harry Potter and the Deathly Hallows
J. K. Rowling

The A.B.C. Murders
Agatha Christie
4:50 from Paddington
Agatha Christie
The daffodil murder
Edgar Wallace
The Mysterious Key And What It Opened
Louisa May Alcott
Dead Men Tell No Tales
Ernest William Hornung
The Murder at the Vicarage
Agatha Christie
A Murder Is Announced
Agatha Christie
The Body in the Library
Agatha Christie
The Mirror Crack'd from Side to Side
Agatha Christie
The Guilty River
Wilkie Collins
The Mystery of the Blue Train
Agatha Christie
The Big Four
Agatha Christie
The Secret of Chimneys
Agatha Christie
In Cold Blood
Truman Capote
Evil Under the Sun
Agatha Christie
The house by the church-yard
Sheridan Le Fanu
Sleeping Murder
Agatha Christie
The Moving Finger
Agatha Christie
The Talleyrand Maxim
Joseph Smith Fletcher