One of the most striking detective novels of the 20th century. The novel, which formed the basis of a wonderful film starring Nikolai Kryukov, Marianna Vertinskaya and Antanas Barchas. A group of wealthy young Englishmen and their charming girlfriends go on a pleasure trip on a yacht, but very soon the mindless fun is interrupted by tragedy. The owner of the yacht, Roger Mills, is found murdered. But who could stop a successful young doctor, a favorite of women and the life of the party? The police are at a loss. And then the gentlemen of the “old school”, the insightful Mr. Caple and the brilliant amateur detective Finbow, take on the investigation...