Mary Randolph joins her ex-spy uncle Perry MoonWalker in an undercover mission that takes them to pre-revolutionary Cuba, and beyond.

In the continuing adventures of Mary Randolph, Mary is required to finish a few credits before graduation. Her reprieve from the boredom with which she is confronted comes from the local sheriff who knows of her secret abilities and requests her to "ride along."

November 1963 "THE PRESIDENT HAS TO DIE-" Mary Randolph, her beautiful, aging spy lady boss, Lindy, an expert at seduction, and murder; Angelique, tall, slender and darkly beautiful with her own secrets, an expert in the fine art of Southern cooking and other kinds of less lady-like knife work, are on a mission to stop the assassination in Dallas. Their black '59 Chevy flares its tail fins like an avenging Batmobile and swoops in a roar of 1963 dust along old route 66, in a desperate, dangerous attempt to change history; ...and keep the dark promise Mary has made to the ghost of Marilyn...