C109 Really big sister?

Bai Jinsheng looked over and saw Susu lying quietly on the bed, sleeping. It was a sight that made one's heart ache.

Just as Bai Jinsheng was about to sit down, the nurse pushed open the door and walked in. When she saw him, she was stunned for a moment.

"You are?"

"I'm her big sister, and you're a nurse, right? Thank you for taking care of Susu all this time." Upon seeing the newcomer