"Eighteen-year-old Cass Issac doesn't believe in sticking around. She's had to move a lot due to her dads' house-flipping business--always a different school, always a new friend group. She's learned there's no need for drawn-out-goodbyes with people you'll lose touch with anyway. Which makes Grad Nite at Disneyland the perfect way to finish up high school, and have a magical last night with her best friend, Bryony--before she leaves once again. But...

Deception and betrayal rock the Kingdom Keepers as the merciless group of Disney villains known as the Overtakers stage an unexpected comeback. But a discovery by the Keepers provides them with one hope of victory: a lost icon.

"With the defeat of the Overtakers behind them, the five teenagers known as the Kingdom Keepers should be celebrating. By all accounts they saved Disneyland from certain destruction. Why then did their mentor leave one last puzzle for them to decipher? The Keepers must solve a puzzle of the past, or be crushed under an evil that makes the Overtakers seem like gentle souls"-- Provided by publisher.