Whenever the young boy was weak, Gu Nanfei would throw the little girl onto the cold operating table and take her blood.,Especially, finding a panda blood heart of the same size is even more difficult!!,Gu Nantian pretended not to see, instead he went to the little boy's side, with a loving expression on his face. "Son, don't be afraid of the pain later, after this surgery, you'll have a healthy heart."。