Prince Jin is just eleven when he vanishes into the forest one fateful night. There, he encounters a mysterious creature that takes over his body, transforming him into a powerful hybrid.Five years later, he returns, demanding the land and wealth of his family, which have been given to the Emperor’s daughter, who now lives on his ancestral land. With the help of his medallion, Jin proves his royal identity, forcing Queen Byeok Ha to step aside. But not everyone is pleased with his return. Some want him eliminated and send ninjas to kill him.

However, taking him down won’t be easy! His superhuman abilities enable him to defend himself and fight back fiercely.