They also found a man saying he was stabbed by the couple after he didn't want to be part of their blood-sucking rituals anymore.
"He let them do it once, and I guess, they wanted to taste his blood again," said Joe Favazzo, a spokesman for the Chandler, Ariz. police department. "He said 'No, I don't think so.' That prompted this argument."
A neighbor even put up a flyer outside her door to ward off vampires.
The victim suffered a large stab wound to his left arm. He was also arrested.