Just recently, the lady had contacted us because she claimed to have seen a suspicious figure lurking around her house at night – and now her house is being burned down along with her! Has the terrible arsonist, who has been keeping the city on edge for some time, struck again? The identity of the perpetrator, whom Conan ultimately exposes, will certainly surprise everyone! Additionally, the master detective of West Japan, Heiji Hattori, makes an appearance, making this volume yet another true feast for crime fiction enthusiasts.