The senior partner of an esteemed English auction house was dead -- done in by a poisonous potion served in a rare old flask. Had he been dispatched by a dissatisfied client? A rival firm? A greedy collector? Or someone closer to home? Masters and Green appraised the situation and discovered a widespread ring of vice and corruption. They armed themselves for the final auction, where the stakes were great, the prize was grand, and death was the highest bidder.