Xie Sangning, the eldest daughter of the Xie family, is the head of a century-old family. She is proficient in music, chess, calligraphy, calligraphy, painting, virtuous rules, and scheming. However, after being pushed into the water by her concubine on her eighteenth birthday, she woke up and traveled to a strange era. She became a little girl with the same name as her. The fake sister Nan Siya prides herself on being noble, having graduated from a prestigious school, and is a talented scholar. Nan Sangning doesn't even look down on her. House fighting has been a required course for her since she was a child.