Our beloved Barbie stars as Kara, an ordinary modern princess living a normal life. One day, when a magical butterfly kisses her, Kara gains superpowers that allow her to transform into Super Princess, her dynamic alter ego who flies around the kingdom to protect it while fighting crime. However, soon Kara's jealous cousin Corinne captures the butterfly and transforms into Dark Sparkle, the rival of Super Princess. Their spectacular confrontations take to the skies until they realize who the true enemy of the kingdom is.