- Female lead: Shen Qingci
- Identity: The eldest legitimate daughter of the Shen family, a prominent Jiangnan clan. Skilled in painting, calligraphy, and medicine, she appears gentle and quiet, but is clever, resilient, and firm in her convictions and boundaries. A family calamity brings her to the capital.
- Male lead: Xiao Jue
- Identity: The seventh prince of the current dynasty. He appears to be an idle prince, spending his days among landscapes and poetry, but is actually shrewd and secretive, with hidden burdens. He carefully maneuvers through the complicated struggle among the princes.
