Mr. Queen: The Bamboo Forest (2021)

Other name: 철인왕후: 대나무숲 Cheorinwanghoo: Daenamusup Cheolinwanghu: Daenamusup Cheorinwanghu: Daenamusup Cheolinwanghu: Danamusup Mister Queen: The Bamboo Forest

Synopsis:

A prequel about the first encounter between So Yong and King Cheoljong and the lives of other people living in the Palace, including Kim Byung In, Jo Hwa Jin and Prince Yeongpyeong.