Once time travelling, she was a born idiot, and she carefully disguised herself for twelve years, just to live a relaxed and free life. Unexpectedly, God just couldn't get along with her, and she married the most mediocre prince in the legend in the name of a foolish girl , staying alone in an empty room, and being neglected. Little did she know, all of this was just as she wanted. He had other interests in his heart, but he had to marry a fool as his wife and became the laughing stock of the world. But, why did he feel more familiar with this fool the more he looked at it? When the truth was revealed, he never knew that his unwanted side concubine was actually...