A friend of Jang Tae Sang and a member of the independence movement. He comes from a well-respected family with high status, allowing them to enter Ongseong Hospital, where even Japanese individuals are not freely permitted. Ashamed of his pro-Japanese father, he secretly participates in the independence movement. He infiltrates Ongseong Hospital with Taesang to find their arrested comrade.

(Source: Korean = NamuWiki || Translation: MyDramaList)