Calls Baek Sa-heon 'Citizen' or 'Sa-heon-ssi.' Kind to everyone. Belongs to the Disaster Management Bureau's Dispatch and Rescue Team, Xuanwu Team 1. Despite working in rescue, he is quite fearful, though he never lets it show. Uses polite honorifics with everyone. He has black hair and dark eyes with a reddish tint. His hair is always messy and disheveled, and he wears round-rimmed glasses.