In a serene kingdom rising from the ocean, guardians are strictly trained since birth at the royal palace, to master their unique skills and protect the vibrant, joyful lives of its people.
Aelia, a young guardian, infamous for her past as a troublemaker, has fallen deeply behind in her training. For this reason, a newly recruited assistant is requested to uncover the causes of her stagnation, which proves to be far from simple, since this task might require him to defy the very rules of the palace - risking his recently earned position and challenging the foundations of what it means to be a guardian.