This is two girls that come from different family, but they suffer from identically " 5 couplet disease " , the feature with this kind of the most apparent disease is the heart appears, operation ability must be passed to be able to live in early days come down. Additionally it still includes other 5 kinds of disease, because this is called " 5 couplet disease " . This day, below the arrangement of old people, of those who have the same illness sympathize with each other they will encounter namely and one day when spend this one happiness together. Do not know whether the reason because of those who have the same illness sympathize with each other, two people first time meets with respect to awake photograph cherish. Reveal the heart that oneself appear to the other side each other. Course weak point talk of a few minutes, two bub became the good friend of keep no secrets from each other. The graph is they arrive hand in hand toy of shop choose and buy. The ground of their too impatient to wait of toy of try to win sb's favor skips to garden amuse oneself. They are put on " doctor gown " , the toy on the belt is stethoscopic in pretend to throb to the explore opposite side. Take off subsequently " doctor gown " , go down to play silt in maternal company. Two people play extremely. One so short day kept the best memory to two children, they became best friend. Look at the child childlike happy smile is shown on the face, open-armed hope they can all the time the life of so healthy joy goes down!