The Mallard family is in a bit of a rut. While dad Mack is content to keep his family safe paddling around their New England Pond forever, mom Pam is eager to shake things up and show their kids teen son Dax and duckling daughter Gwen the whole wide world. After a migrating duck family alights on their pond with thrilling tales of far-flung places, Pam persuades Mack to embark on a family trip, via New York City, to tropical Jamaica.

Asha, a sharp-witted idealist, makes a wish so powerful that it is answered by a cosmic force, a little ball of boundless energy called Star. Together, Asha and Star confront a most formidable foe the ruler of Rosas, King Magnifico to save her community and prove that when the will of one courageous human connects with the magic of the stars, wondrous things can happen.