"A vile crime is being planned," he said."And heaven knows, it may even have been executed." When an old schoolfriend whisks private detective Asbj rn Krag away by train to an isolated snow-covered manor house, his curiosity is aroused. John Aakerholm, a wealthy landowner with peculiar tastes, refuses to disclose why he is utterly terrified. Every evening at midnight he retires to bed, locking himself within three different chambers - and...