據說此次2016版會收錄瞭chrustianna brand寫的第七解答，以及martin edward寫的全新的第八解答！

All his stories are amusing, intriguing, and he is a master of the final twist' - Agatha Christie'One of the most stunning trick stories in the history of detective fiction' - Julian SymonsGraham and Joan Bendix have apparently succeeded in making that eighth wonder of the modern world, a happy marriage. And into the middle of it there drops, like a clap of thunder, a box of chocolates.Joan Bendix is killed by a poisoned box of liqueur chocolates that cannot have been intended for her to eat. The police investigation rapidly reaches a dead end. Chief Inspector Moresby calls on Roger Sheringham and his Crimes Circle - six amateur but intrepid detectives - to consider the case. The evidence is laid before the Circle and the members take it in turn to offer a solution. Each is more convincing than the last, slowly filling in the pieces of the puzzle, until the dazzling conclusion.

ANTHONY BERKELEY was a pen name of Anthony Berkeley Cox (1893-1971), one of the most important figures in the history of British crime fiction. Many of his novels feature the amateur criminologist Roger Sheringham. As well as being the author of many classic detective stories, Berkeley was the founder of the prestigious Detection Club for the finest crime writers.