Only When Time Stops

Elsa Snow and Anna Snow both are new to this high school. They have troubles staying in one place for to long.
Jack Frost is king of the high school. His gang: Hiccup, Kristoff, and Flynn.
Then there is the cousin who told Elsa and Anna to come to the high school, Rapunzel.
The mean girl (to Jack) Merida.
Can this high school work?

Watch out for the second book: Next to Time