Nancy Drew and her friends become caught up in a dangerous investigation when they agree to help search for a diamond thief while on a cruise around the Great Lakes.
The Clue Crew gets the chance to visit a movie set thanks to one of Mr. Drew's connected clients, but fun turns to business when the film's star, famous feline Fluffington, disappears.
The Clue Crew investigates the disappearance of a basket of gourmet dog biscuits belonging to a poodle named Lola at River Heights's first canine fashion show, in which Nancy's puppy, Chocolate Chip, is a model.
Eight-year-old Nancy Drew is hired--along with her Clue Crew friends--to help a neighbor look after twin girls, but when the twin's toys disappear Nancy decides to investigate.
When a statue is broken during her class' overnight trip to the museum, Nancy, Bess, and George try to get to the bottom of the mystery and find those responsible.