In the mystical realm of Nara, where ancient spirits and mythical creatures coexist, a forbidden love blossoms between Sae-ri, a talented young sorceress with a mysterious past, and Han-gyeol, a guardian spirit tasked with maintaining the balance between the human and spirit worlds. As they navigate the challenges of their star-crossed romance, a dark force emerges, threatening to shatter the fragile harmony between the realms. Sae-ri must unlock her hidden powers and confront her destiny, while Han-gyeol grapples with the sacrifices required to protect the ones he loves. Together, they embark on a perilous journey, guided by the whispers of the moon, to save their world from impending doom and discover the true meaning of sacrifice, love, and destiny.