Mack and Denise had been in jail for vampire draining. Deeply upset, I nevertheless automatically carried a pitcher of beer and some glasses to a raucous table of four. Since vampire blood was supposed to temporarily relieve symptoms of illness and increase sexual potency, kind of like prednisone and Viagra rolled into one, there was a huge black market for genuine, undiluted vampire blood. Where there's a market there are suppliers; in this case, I'd just learned, the scummy Rat Couple.