The Case of Arnus Mortem — Marie Krepps

Vampires running loose in San Francisco? Who better to investigate than a pair of P.I.'s? When Randall and Penny are given a missing person's case, they don't realize the true monsters behind what's going on are no mere mortals. Soon, they find out just how far the vampires and their minions will go to wreak havoc and destruction on the city. Can two humans save the day or will America be overrun with the undead?
The first in a trilogy of erotic thrillers set in the 1930s.