When a disease turns all of humanity into the living dead, the last man on earth becomes a reluctant vampire hunter.
Frederick Loren has invited five strangers to a party of a lifetime. He is offering each of them $10,000 if they can stay the night in a house. But the house is no ordinary house. This house has a reputation for murder. Frederick offers them each a gun for protection. They all arrived in a hearse and will either leave in it $10,000 richer or leave in it dead!
Mystery writer Cornelia Van Gorder has rented a country house called "The Oaks", which not long ago was the scene of some murders committed by a strange and violent criminal known as "The Bat". Meanwhile, the house's owner, bank president John Fleming, has recently embezzled one million dollars in securities and has hidden the proceeds in the house, but is killed before he can retrieve it.