When a six-foot-tall tan giant of man comes into Albert Blunts International Detective agency, Tommy and Tuppencemarried couple and detective aficionadosare in for a treat. Not only has Mr. Stavansson emerged after a two-year Arctic adventure, but hes lost his fiance Hermione too. What telegrams and scraps of information Tommy and Tuppence can gather are all the hope the adventurer has in finding her. But this information leads the duo into dangerous situations, investigating secluded country houses in the dead of night, and thats only the start of it.