Masahiko Morihira has suggested that she was the sister or half-sister of Princess Joguk, King Chungsuk's wife.
The Goryeosa records that, during a meal in her apartments one night, her stepson, Chunghye of Goryeo, got drunk and raped her.
He then had her imprisoned in Yeongnak Palace (영락궁; 永樂宮), told the court that she was ill, and posted guards around her apartments.
Her funeral was held on 18th days 9th months (Lunar calendar) in the same year and gave her new title as Princess Gyeonghwa (경화공주; 慶華公主).
Later, in 1367, the Yuan dynasty bestowed royal title Princess Sukgong Hwiryeong (숙공휘령공주; 肅恭徽寧公主) as her posthumous name.