A crisp click of unlocking echoed from outside, the door creaked open slowly, but the person who entered was unexpected to Su Qingyu.,The visitor is Su Qingyu's distant cousin, Cheng Rujin. Cheng Rujin's mother is her aunt, and the two have been living with the Su family.,And Cheng Ruijin was still holding a two-year-old child by the hand. She had never seen this child before, and Cheng Ruijin was also unmarried.。