Doamygar-D—In Kyoto, Daijiro Kyogoku runs his family's traditional Japanese sweets shop. In its basement, Daijiro finds a mysterious, giant, candy-making robot, Doamygar-D, that’s a master of treats. Along with Daijiro, they’re the perfect dessert-crafting pair. When evil monster-like robots attack the city, Daijiro and Doamygar-D feed their insatiable hunger turning them back into humans again.