A story of a 25-year-old Go Hajin who is transported back in time to the Goryeo Dynasty. She then wakes up in the body of Lady Hae Soo and finds herself amongst the ruling princes of the Wang Family.
During a solar eclipse, Go Hajin is magically transported from the present day to the Goryeo Dynasty in 10th century Korea. Further complicating matters, she finds herself stuck in the body of a young woman named Haesoo.