The Undertaker's Dozen

Terror can have such simple beginnings -- a child's letterto Father Christmas...a pretty girl glimpsed in a Londonstreet...a trip down the Brighton Road...a night spent in an empty mansion for a bet?And the consequences can be fearsome, as the unsleepingdead walk again, as strange emotions stir inanimate things to murderous life, as horrors beyond our imagining cross thethreshold into our world; can anyone be sure that all is as itseems.
After you read these thirteen tales of terror, can you?