After Being Scummed, I Became the Chief Lady

At the wedding banquet, she was betrayed by her best friend and fiancé. When she was extremely embarrassed, a man came out and announced that he wanted to marry her. In order to take revenge on the scumbag, she decisively threw herself into the man's arms and became the first lady that everyone envied. But this man seems to be a bit sinister. Well, she is not the indifferent little white flower who is willing to be slaughtered by others. Let's see who is more powerful...