“Would you like to be the bride of a goblin?” Xi'an, the capital of the great Shun. There is a rumor, that at a local apothecary, there is a holy maiden can sing inside your dream and grant wishes to come true. To check if the rumor is true, Prince Sa Heonyoung disguises himself and visits this holy maiden. After listening to her song, as if under an illness, he seeks out the girl...