Amateur detective Dinah Galloway embarks on a high seas adventure when a thief aboard their Alaska-bound cruise ship sets his sights on a priceless Native mask.
When eleven-year-old detective Dinah Galloway gets a part in the musical adaptation of Wilkie Collins' The Moonstone, she stumbles onto a plot to steal a priceless ring.
While aboard a train on her way to a talent show, Dinah Galloway learns she is being followed by someone who wants something her father left her and investigates the disappearance of her piano teacher.
