The series tells the story of brothers Brady (Mitchel Musso) and Boomer (Doc Shaw), a pair of teenage fraternal twins raised by their aunt and uncle in Chicago who live a normal existence. However, when Mason (Geno Segers), the royal adviser to the throne of the island of Kinkow, arrives at their high school, they learn that they are the heirs to the throne of the island, and after Mason tells Brady and Boomer of their lineage, they begin to realize that their lives are about to change drastically and will try to be brave and face their fears.