She is an orphan bought by the Fu family to play the “obedient substitute.” He is the Fu family’s illegitimate son, a mad dog kept out of sight. Everyone thinks she is a lamb waiting to be slaughtered. Only he knows she is the arsonist who handed him the match, hoping to burn the entire Fu family to the ground.
A “fake-good girl” desperate to escape her cage VS a “mad dog” bent on controlling her to take revenge on his family.