The adventures continue as the Mikenney sisters join their movie star mother in Florida where she's filming a movie based on the life of a Robin Hood-esque lady Pirate known as Duchess Goldie. While staying at a hotel in the charming resort area of Sanibel, in order to help a family in trouble, Cassie and Chloe and Carlita become involved in a search for a hidden treasure. Along the way, the Mikenney family members face danger and sabotage from a high school rival of their hotelier friend. Aside from the excitement of being involved in an action adventure film, the sisters and their parents encounter a ghostly mermaid, a haunted lighthouse, clues to a hidden fortune, and a secret underwater complex where mysterious and bizarre experiments are taking place. Wherever the sisters go, adventure surely follows. You won't want to miss the next installment in the Cassie and Chloe adventure series: Cassie and Chloe's Captiva Cutlass Criminal Caper