King Leng's Only Favorite: the Good-For-Nothing Legitimate Daughter Is Too Outrageous

He is obviously a genius in this world, but he happened to be reborn in an unknown dynasty and became the concubine to be married to a certain prince... But there seems to be something wrong with this prince... I originally thought that after I reconciled with the prince, I could go out into the world, but I didn't expect that a certain prince was chasing after me. This was the first time that this cold prince fell in love, and she even had to teach him how to fall in love...