Sir Henry Merrivale (better known to the public, and to his co-workers of the Military Intelligence Department as "H.M.") had disappeared. Two of his young friends were to be married the following day. Then a telegram arrived: MEET ME IMPERIAL...
Too many murderers. White Priory was a beautiful old mansion outside London. Its owner, a playwright, had invited some people down to discuss his new play, among other things…But someone had come not to talk, but to kill. When Scotland Yard...