The Ace of Spades continues the case histories of Mendoza, the Mexican detective of the Los Angeles Police Department. Lt. Mendoza specializes in homicides ... he has brains, uncanny flair, wealth, a passion for justice and Abyssinian cats. He has a weakness for poker and Alison Weir, the central female character in his life. Mendoza's new case enters Homicide through the back door of Stolen Property ... in this instance the old fashioned jalopy, belonging to the redhead Alison Weir. The story fast becomes entrangled with importers, museums, and a mysterious Madam K.A chance scrap of paper begins as exciting, detective chain of events, quickly leading to high tension as Mendoza realizes that the life of the woman he loves is in danger.