Captain Jim Agnihotri and his wife Lady Diana Framji are embarking to England in the summer of 1894. Jim is hopeful the cruise will help Diana open up to him. Something is troubling her, and Jim is concerned. On their first evening, Jim meets an intriguing Spaniard, a fellow soldier with whom he finds an instant kinship. But within twenty-four hours, Don Juan Nepomuceno is murdered, his body discovered shortly after he asks rather urgently to see Jim. When the captain discovers that Jim is an investigator, he pleads with Jim to find the killer before they dock in Liverpool in six days, or...