C38 The Weather Was Dry so be Careful of the Candles 1

I was bored in class during my morning self-study, and now it's just a short day. It was already 6: 30 in the morning. When he was flipping through the students' exercise books, I vaguely smelled something burning. Who would be so bold as to set fire in class? I walked around and didn't sense any smoke. Logically speaking, the crops should have already been harvested by now