"Do you know, my son has a congenital heart defect... I've long wanted to give him a new heart, but unfortunately, panda blood is very difficult to match with other hearts!",By the last word, Gu Nanfei’s face was contorted like a demon, “This is the last time, drain more blood! After the surgery, my son’s body will be very weak and need a lot of blood to nourish him.”,After a few minutes, the three blood bags were all filled!。