[citation needed] The Princess's birth date was unknown, but she was the youngest child and daughter of King Myeongjong of Goryeo and Queen Uijeong.
Then he invited his youngest daughter, Princess Suan, to take charge of various royal and court affairs, kept her from leaving his side day and night and sometimes slept with one blanket, covering her with great affection and loves her so much.
Couldn't resist this order, the Princess's husband, Wang U living alone for several months, so he tried to divorce her.
[8] Later, on the 24th day, 4th month, 1199 of the Korean calendar (lunisolar), had been observed that the moon and Saturn violate each other.
Seeing this phenomenon, a man named Jeong Tong-won (정통원) gave a fortune telling and said, Also, on 23 June 1199, the Princess died.