Yui is an ordinary dog trainer whose life changes when she is unexpectedly transported to a fantasy kingdom. There, King Alec asks her to take care of a sacred dragon. After a baby dragon named Sora hatches from an egg, Yui discovers that she has a special ability to raise it. Hoping to return home, she dedicates herself to caring for the adorable creature. But raising a sacred dragon is not as simple as it sounds. Between daily childcare, royal responsibilities, and unexpected dangers, Yui's new life becomes a heartwarming adventure.