They are sneaky. They are stealthy. They are cunning... They're the CROOKS!Isabelle Crook is a very good little girl, who would never dream of breaking the law. Her family, on the other hand, are the stealthiest, most cunning burglars around! Can Isabelle ever feel like one of the gang - a true Crook - while staying true to herself? Irreverent and adventurous, this picture book comedy sees everyone tip-toeing about at night, and is brought to life by Chris Mould's expressive, gloriously detailed illustrations.