'the Semper Fi', book 2 in 'An American Crime Trilogy', finds the protagonist Maddock hurriedly leaving Denver, on his way south, eventually to Florida, after putting in motion the elements of a scheme designed to ensnare a crooked cop and a pathological killer in a dance of well-deserved mayhem. Along the way, more trouble ensues as Maddock seeks to help a Native woman whose niece has been roped into an unsavory relationship with a crime boss's son; and all hell breaks loose.