Xiao Yi can see Xiao Yu because Xiao Yi was the first person to see it when it came that day, remember ~ When Xiao Yu opened his eyes and saw Xiao Yi sitting in Xiao Lun's seat, he smiled helplessly because he couldn't see Xiao Lun at first sight. Only in this way can Xiaoyu talk to Xiaoyi while watching Xiao Lun play the piano, because Xiaoyu saw Qingyi for the first time this time, so Qingyi can also see her. Later, Xiao Yu and Xiao Lun had a conversation. Xiao Lun asked Xiaoyu if he had gone to the piano. Xiaoyu said he was gone, and Xiao Lun said he didn't see you, which can also confirm this. ...