Gus Parker and Alex Mills novels volume 1
"Someone is filling the desert caves around Phoenix with bodies--a madman who, in a taunting ritual, is leaving behind a record of his crimes etched into the stone. With no leads and no suspects, Detective Alex Mills sees a case spinning out of control. City leaders want the case solved yesterday, and another detective wants to elbow Mills out of the way. As the body count rises, Mills turns to Gus Parker, an "intuitive medium" whose murky visions...
Gus Parker and Alex Mills novels volume 2
Seventh Street Books, an imprint of Prometheus Books
"Detective Alex Mills turns to psychic Gus Parker to help him solve a series of baffling murders perpetrated by a deranged killer who leaves his victims' bodies and taunting clues in a cemetery in Phoenix, AZ"--