There is a rat in the house! Determined to bring their nemesis Gruber Handclap to justice, the Majors embark on a global adventure that features kidnapping in The Congo, manslaughter on the Orient Express and romance at the Stasi's Christmas party. And what's more, they embark on the greatest adventure of all: Fatherhood.
Continues the joint memoirs of fictional Majors Cornwall and Trevelyan in the gentlemen's clubs of Victorian London. The Majors are reeling from a series of devastating attacks by their Moriarty-like nemesis, Gruber Hansclapp, who is exacting an unspeakably horrific revenge.