"Sister, what are you thinking about?"

Since my childhood nurse left, I've been thinking about something wrong, but I can't say it.

Seeing that I sat silent, I was a little worried. I threw down my cell phone and came to sit on my bed. I also took my forehead temperature and rubbed my waist for fear of my backache.

"Oh, no problem, Yiyi, I ask you, do you think that little nurse is familiar with you?"

Looking at the closed door, he thought for a moment and shook his head.'No, I haven't seen this person. What's wrong with my sister? Do you know her?"

"I don't know either. I...