Twenty-first-century Luo Qingyao transmigrates to ancient times and finds herself in the body of an unloved, pretty but useless young lady. She figures that since she'll never have to worry about food or drink, she might as well take it easy and live an ordinary life. But then the ruthless Old Madam Luo decides to marry off her most beloved third sister, Luo Qingwan, to a sickly man as a burial bride. To protect her sister, Luo Qingyao is ultimately forced to embark on a path of power and intrigue.