To solve the mystery, Pons and his companion, Dr. Lyndon Parker, travel to Fairlie's home town of Frome, Somerset and from there to Scotland (Pons only), Cheltenham in Gloucestershire and finally to a remote area on the coast of Wales.
In order to crack the case, Pons and his colleague, Dr. Lyndon Parker, traveled from Fairlie's native town of Frome, Somerset, to Scotland (where Pons went alone), then to Cheltenham in Gloucestershire, before reaching a remote coastal area in Wales.