Marianne Stillings’ “Killer Charms” is a combination of a paranormal romance and mystery. It features Andie Darling, a San Francisco police detective who is desperate get a promotion into the Homicide division. But to get the job she has to prove that Logan Sinclair’s claim of clairvoyance is simply his method of scamming vulnerable people. However, in order to get the evidence she’ll need in court, Andie has to set herself up as bait for Logan.