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.,"Sister, don't waste your effort. You'll never leave this house for the rest of your life. Our husbands have brought a doctor.","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"。