The sound of a crisp lock being opened came from outside, the door slowly creaked open, but the person who entered surprised Su Qingyu.,The visitor is Su Qingyu's distant cousin, Cheng Ruijin. Cheng Ruijin's mother is her aunt, and the two have been living at Su's house.,She had been married to Shen Zhao for three years without consummating the marriage. Shen Zhao's excuse was that he was incapable in that aspect. She bore the pressure from the Shen family alone and secretly studied pharmacology. Since Shen Zhao didn't even have a concubine, she didn't suspect anything and instead cared for him everywhere, fearing he would feel inferior and depressed.。