C89 Intimate Sisters

Guo Xiaonian swung his legs as he looked at Guo Jingjing who was sitting at the side. It had rained again today, and it even started raining soon after school. The children of the first grade sat on their seats waiting for their parents to pick them up.

"Jingjing, are you unhappy?"

It was unknown when Guo Xiaonian had stopped calling him Teacher Guo and instead called him Jingjing