We meet on a rainy night, and our fates are intertwined. She is a docile and well-behaved orphan girl on the surface, but in reality she is a sinister little white rabbit carrying a blood feud; he is a powerful and cold-faced official who has hidden tenderness and only loves one person.
Su Wan, the daughter of Minister Su, had her family destroyed three years ago. She kept her name anonymous just to find out the truth about her father's unjust case. During a rainy night chase, she met Gu Jin, the youngest minister of the Ministry of Punishment at that time. He saved her from danger, but he didn't know that she was carrying a secret message that could shake the court.
Gu Jin is ruthless and powerful. He shouldn't have been attracted to a woman of unknown origin, but in repeated confrontations, he was attracted by her outward weakness and inner tenacity. When he discovered that she was actually the daughter of his mentor, the two decided to work together to uncover the mystery of the court.
In the game of intrigue and love, the truth gradually emerges. Su Wan discovers that Gu Jin is related to her father's unjust case, and falls into a dilemma between revenge and love; Gu Jin is seriously injured to save Su Wan, and is willing to give up her power just to protect her.
The situation in the court is changing, and tests of life and death are coming one after another. Can the two work together to find out the truth and vindicate Su's father? Behind the scenes of overwhelming power, how will they compose a legend of redemption and true love?