C170 What Exactly Should I Do

The doorbell rang. Leh Zifei took the remote control and pressed it. Gu Kai carried a white box with a bag of blood and went upstairs with a nurse behind him.

"This is Sister Lin, the blood nurse. She was personally picked by Old Expert Yunlang."

He told Zhe'ning and Leh Zifei that he was trustworthy.

Sister Lin was dressed in standard nurse attire, so she didn't talk much