In a state of carnal bliss, Ad succumbs to Janae's pestering to enter the world of equine ownership. Their animal of choice is the Equus mulus. While enjoying mule ownership, a tragedy occurs. Ad is seriously injured when he's shot by an adversary he didn't know was still around and is forced into a period of convalescence that throws the family's emotions into shambles. Paddy O'Brien, the mule trader who sold them the critters, comes to Plantation Gartenberg to assist the family in their recovery from Ad's malady. Paddy's love of people, generosity, sense of humor, and imaginary constant companions, help him with his quest. New characters add a dimension of conspiracy to the tale while romance develops between a detective and a rebellious lady doctor who was inadvertently involved in Ad's injury.