In the Musketeers? final adventure, D?Artagnan remains in the service of the corrupt King Louis XIV after the Three Musketeers have retired and gone their separate ways. Meanwhile, a mysterious prisoner in an iron mask wastes away deep inside the Bastille. When the destinies of king and prisoner converge, the Three Musketeers and D?Artagnan find themselves caught between conflicting loyalties.For more than seventy years, Penguin has been the leading publisher of classic literature in the English-speaking world. With more than 1,700 titles, Penguin Classics represents a global bookshelf of the best works throughout history and across genres and disciplines. Readers trust the series to provide authoritative texts enhanced by introductions and notes by distinguished scholars and contemporary authors, as well as up-to-date translations by award-winning translators.