Two hundred years ago, two princesses fell in love with the same person, but this person was a spy sent by the enemy country. The eldest princess Ying Ting is gentle and sweet, has very good talents and skills, and attracts everyone's attention. She falls in love with Yi at first sight. The second princess, Ying Ling, has lived in the shadow of her sister since she was a child. She likes martial arts. While often going to the military camp, she also falls in love with Yi. During the annual divination at the shrine, Tsubasa assassinated the eldest princess with a sad heart. In the end, the second princess died together with Yi on the battlefield in order to avenge her sister. On the road to hell, Yi discovered his true love - he fell in love with the two princesses at the same time. In order not to hurt either of them, his soul was divided into two halves and became two people in two lives. However, the eldest princess did not want to lose this precious memory and chose to become a ghost and came to the world. The second princess chose to be reincarnated... A new reincarnation was opened again.