When the rebellious Jackie Frost and her brother, Northwind, plot to take control of the Winter Palace and curse the Royal Winter Family, a treacherous storm threatens all of Ever After! Under Jackie's chilly curse, the Snow King freezes out everyone in the palace, including his daughter: Crystal Winter. As a wicked winter spreads across the land, Crystal takes off on a daring quest with her friends from Ever After High to melt her father's frozen heart and save the world from turning into a giant snow globe. With Jackie and other fairy dark forces working against them, will Crystal, Briar, Ashlynn, and the rest of the gang be able to heat things up before summer is gone forever after?