The crisp sound of unlocking came from outside, the door creaked open, but the person who came in surprised Su Qingyu.,The visitor is Su Qingyu's distant cousin, Cheng Ruijin. Cheng Ruijin's mother is her aunt, and the two of them have been living at the Su family's house.,"Besides being the legitimate daughter of a marquis's household, what do you have that surpasses me If not for my family background, how could I possibly lose to you"。