The Ashton-Kirk Criminologist series typically follows Ashton-Kirk as he investigates various mysteries and crimes, using his intellect and investigative techniques to unravel complex cases. Each story presents a new challenge for Ashton-Kirk, who often finds himself drawn into cases involving murder, theft, espionage, and other criminal activities.Ashton-Kirk is portrayed as a brilliant and enigmatic figure, whose unconventional methods and attention to detail set him apart from conventional detectives. He is often assisted by his loyal friend and assistant, James "Jimmy" Brice, who provides support and companionship throughout their investigations.