The Decagon House Murders borrows its basic plot structure from an Agatha Christie novel first published in which year ?
The Decagon House Murders The Decagon House Murders is a 1987 Japanese mystery novel and was the debut work of author Yukito Ayatsuji. Borrowing its basic plot structure from Agatha Christie's "And Then There Were None" (Christie's book is directly referenced by some of the characters at several points), it tells the story of a group of seven university students who travel to a deserted island that was the scene of a grisly mass murder six months earlier, where events soon turn ominous. "The Decagon House Murders" belongs to the honkaku subgenre of mystery fiction.
Murder at the Vicarage (play) Murder at the Vicarage is a 1949 play by Moie Charles and Barbara Toy based on the 1930 novel of the same name by Agatha Christie. Christie's official biography suggests that the play was written by Christie with changes then made by Charles and Toy, presumably enough for them to claim the credit. Whatever the truth of the authorship, Christie was enthusiastic about the play and attended its rehearsals and first night