内容简介：
Could master spy Gargoyle be back? And what would he want with an innocent fish? In a second story, Chicago shuts down and penguin detective Mr. Pin brings his chocolate expertise to the case. "Lively plotting, staccato, deadpan delivery in whimsical parody of Dashiell Hammett; an economical style and carefully controlled repetition of ideas and phrases . and an engaging hero...genuinely funny, brief mysteries."-Kirkus An IRA/CBC Children's Choice "Kids will like this penguin detective . and will cheer him on."-ALA Booklist "An inviting, non-threatening, easy chapter book."-School Library Journal