THE TWISTY AND INGENIOUS FOURTH INSTALLEMENT IN THE BIZARRE HOUSE MYSTERIES. The famed mystery writer Miyagaki Yotaro lives a life of seclusion in the remote Labyrinth House. When Yotaro invites four young crime authors to his home for a birthday party, they are honoured to accept. But no sooner have they arrived than they are confronted with a shocking death, then lured into a bizarre, deadly competition… As the twisted contest gathers pace, murder follows murder. The ingenious sleuth Shimada Kiyoshi investigates, but can he solve the mystery of the house before all those trapped in its labyrinth are dead? And can you guess the solution before he does?