Tang Wulin was startled. He had a vague feeling that he seemed to have discovered something mysterious about Xin..." 。Leng Yaozhu looked at his wide-eyed expression and smiled slightly: "Don't be afra...e surface. 。A faint "hum" echoed in a peculiar way, as if it were bouncing back and forth countless times. The metal shimmered slightly. 。Tang Wulin concentrated, listening intently for a moment. Then...