In the bed was a pale little boy, he leaned against the nurse's arms, his eyes fixed intently on the little girl beside him.,"Do you know, my son has a congenital heart defect... I've wanted to give him a new heart for a long time, but unfortunately panda blood is very difficult to match with other hearts!",Beside Gu Nanfei, a doctor wearing gold-rimmed glasses put on a mask expressionlessly.。