Depending on Lady Gi's position in the imperial capital, her elder brother Gi Cheol came to threaten the position of the king of Goryeo, which was a client state of the Mongols. King Gongmin of Goryeo exterminated the Gi family in a coup in 1356. Lady Gi responded by selecting Tash Temür as the new king of Goryeo and dispatched troops to Goryeo.