The Mystery on the Mississippi
"Greetings, my dear little detective friends!" the mean-looking man said. "Are you glad to see me?" Trixie and Honey could not answer. "You've played cat and mouse with me for far too long," he said with an evil laugh. "What do you intend to do with us?" Trixie asked with superhuman courage... Her captor replied, "The answer to that question depends entirely on you, Miss Trixie..." -- from the back cover of Trixie Belden The Mystery on the Mississippi