Peerless, Heaven-Defying Mad Queen

[Original title: Against the Heavens: The Peerless, Wild, and Wicked Lady] She was a peerless beauty and a legendary assassin. After transmigrating, she became the legitimate eldest daughter of the prime minister's household. A pushover? An idiot and a good-for-nothing? She awoke in a new life, and became someone entirely different! With stunning looks and a smile like a flower, she was more ruthless than anyone. Amid worldly glamour, she remained calm and unruffled, protecting only those she cared about. In a world where the strong ruled, she swore to rival the heavens and stir up a storm. With life and death in her hands, she could turn the tide at will. See what tricks she has up her sleeve. He was a peerless powerhouse, wickedly charming and wild, with a cunning mind, yet he alone cared for her and cherished her to the core. As the storm gathered, watch the two join forces to overturn the world and turn the universe upside down!