Gu Qingyan (female lead): The legitimate daughter of the General's household, living under the assumed name “Baizhi.”
Early on: resilient and independent, guarded, and running from her past.
Later: poised and powerful, concerned for the realm, and willing to take responsibility.
On the surface: seeking a quiet life while concealing her identity.
At heart: seeking justice for her family and pursuing her medical ambitions.
Her deepest struggle: finding a sense of identity and self-worth.
Xiao Jingchen (male lead): Prince Rui, a prince born to a palace maid.
Early on: calculating and restrained, shrewd, and obsessive in love.
Later: devoted to the realm, learning to trust and love, and understanding when to let go.
On the surface: searching for the woman he loves and vying for the throne.
At heart: overturning an unjust order and fulfilling a childhood promise.
His deepest struggle: escaping the shadow of his birth and proving his worth. He is the female lead's protector and companion on the road ahead.
