Mr. E In Cabin 187 (The Hudson Agency‪)‬

Case #2: From The Case Files of the Hudson Agency A murder on a cruise sets Warren Eisenchezarrarus - better known as Mr. E. - on the hunt for a killer. The murder weapon can't exist, the detective's assistant is as green as a seasick turtle and worst of all, Mr. E. is supposed to be on vacation! How will he find the culprit with so few clues on a cruise ship full of suspects? This mystery is 6,693 words.