Hearth's Warming Eve is quite magic. Sweetie Belle soon discovers that after her godmother, Celestia gives her a nutcracker named Button. The filly learns of the Land of Sweets and that Tirek is an evil king who has captured the true rulers, the sugar plum princesses, and will force the eldest, Luna, to marry him! Now, Sweetie Belle and Button must save the princess with the help of some friends before it's too late!