Summerapos;s leaves

"They're going to take Nini's heart... Mom told me to call Dad! Please save me...","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!",However, Dr. Li didn't remove the needle but instead replaced it with a new blood bag... fifty milliliters, one hundred milliliters, ... five hundred milliliters.。