A crisp click of the lock echoed from outside, the door creaked open slowly, but the person who entered surprised Su Qingyu.,Cheng Ruijin, upon hearing this, not only did not get angry, but laughed heartily a few times. Then, gritting her teeth, she said: "Of course I have my way, but in a while, it will be hard on elder sister, don't scream too loud.",Su Qingyu glared at Cheng Ruijin and asked, "When did you two start"。