The visitor is Su Qingyu's distant cousin, Cheng Ruijin. Cheng Ruijin's mother is her aunt, and the two have been living at the Su residence.,Su Qingyu looked at Cheng Ruijin coldly and asked, "When did you two start",Cheng Ruijin slightly raised her chin and, with a hint of pride and mischief, leaned close to Su Qingyu, whispering in a low voice: "You mean the first time Let me think... it was at the funeral of Third Master Shen. While his elders were scheming about getting us married under the guise of filial piety, he was with me in his study, making love."。