Character Arc
Seong Yun-gyeom is the male lead, a character defined by layered identities across the series. He appears as a veiled wanderer known as Cheon Seung-hwi, a storyteller who travels the country reciting novels to ordinary people while concealing his face, and the narrative also ties him to the names Song Seo-in and Seong Yun-gyeom (romanized in some sources as Sung Yoon-gyeom). These overlapping identities mirror the drama's preoccupation with disguise and the gap between a person's public face and private truth.
He is drawn to Ok-tae-yeong by her courage and intelligence, and his feelings deepen into a steadfast devotion. Even after he learns the truth about her low birth and her assumed identity, he chooses to support her wholeheartedly rather than recoil, positioning him as a partner who values who she is over the rank she performs. In a later phase tied to the Seong Yun-gyeom identity, the character is associated with the standing and conduct of an upright figure within the justice system, reinforcing the show's themes of fairness and accountability.
His arc intertwines with Ok-tae-yeong's pursuit of justice and with the secrets each of them carries, and the romance is repeatedly tested by the dangers of a society quick to punish anyone who steps outside their assigned place. The precise mechanics of his multiple identities and how they are revealed across the sixteen episodes are flagged for fact-check given the recency of the series.