Barbie and Barbie discover a mysterious baby Pegasus on the beach in Malibu and work to find out where the magical horse came from. While they try to find out how to get little Peggy home, Barbie and Barbie, with the help of Malibu's sisters and best friend Ken, have to protect their four-legged friend from a Glyph, the fantastical creature that followed Peggy in hopes of stealing the little horse's wings. Set in the established Malibu location, Barbie, Barbie and friends discover that magic really is all around us.