British Foreign Office employee Carruthers finds himself talked into a Baltic Sea yacht holiday with an acquaintance named Davies. Once at port, Carruthers is surprised to find a small sailboat awaiting him rather than a luxurious yacht.What follows is a high-tension cat-and-mouse game of secrets, twists, and the discovery of a German invasion of England perpetrated by a traitor. Carruthers falls in love with the traitor's daughter, and he faces a monumental choice. Does he abandon his country for love, or does he warn his government of the impending attack? Erskine Childers' 1903 espionage thriller The Riddle of the Sands is available now for a whole new generation of readers to enjoy.This influential story helped usher in the era of spy fiction, with books, movies, and television all taking inspiration from this 20th-century classic. A complex riddle of twists and turns, each page beckons the reader to connect the dots, read between the lines, and try to figure out the solution before the end.