While visiting the Florida Keys, the Aldens encounter suspicious characters, strange incidents at night, and a plot to steal valuable coral.

When Frannie and her mother accompany her father on a business trip to Florida, Frannie would rather help him at the conference hotel than go with her mother to Princessland theme park.

Fifth-grader Piper and her sisters are thrilled about their first-ever camping trip until they learn it will be at Halloween, but other Navy families join them, including an annoying new member of the Gypsy Club.

While her father, a Navy Chief, is on ship duty for six months, nine-year-old Piper stays busy with new neighbors, Christmas at a spaceship beach house, a trip to New Orleans, and especially the upcoming Gypsy Club pet show.