Once, humans and dragons lived in the same world. But eventually, humans chose the earth and the sea, settling on the lands of the East, while dragons chose wind and fire, migrating to the Western regions. One day, dragons from the West suddenly appeared in the Eastern lands, bringing with them the blight and death of crops and livestock. A grand sorcerer embarks on a journey to uncover the source of the calamity, encountering a prince pursued by an unknown shadow. Together, they must confront a series of unforeseen disasters in search of the answer to the world's imbalance.