BOOK 1: THE CASE OF THE DOTTY DOWAGER
The Duke of Chellingworth, is convinced his mother is losing her marbles. She claims to have seen a corpse in the dining room. All she has to prove it is a bloodied hat. Henry hires the WISE Enquiries Agency.
BOOK 2: THE CASE OF THE MISSING MORRIS DANCER
The Duke of Chellingworth, is about to marry in a grand ceremony at his Welsh estate. But one of the Morris dancers is missing. Can the WISE Enquiries Agency track him down and save the day?
BOOK 3: THE CASE OF THE CURIOUS COOK
The Duke of Chellingworth, is terribly worried about some water damage to the priceless books in his library. Dowager Duchess Althea brings the case to the WISE Enquiries Agency.
BOOK 4: THE CASE OF THE UNSUITABLE SUITOR
Businessman Huw Hughes has his sights set on Annie. But Huw has been widowed 3 times and the WISE Enquiries Agency want to know why.