An infamous prison may hold a secret only the Code Busters can uncover.
Cody, Quinn, Luke, and M.E. may all have different talents, but they share one thing in common: they love playing around with codes. In fact, they love codes so much, they have their own club, with a secret hideout and passwords that change every day. When Cody and her friends get a mysterious e-mail hinting at a treasure on Alcatraz Island, they can't wait to get started...