Will was hesitant to say that, "Xiao Luo's blood type was different from normal people. He is Rh-negative blood."

After hearing that, Song Yunxuan was shocked.

The blood type was rare. According to the statistics, there were only three people were such a type of blood in one thousand.

Xiao Luo nowadays got badly injured and lost lots of blood. No matter which hospital they went, he all needed to transfusion.

However...

The ...