C23 He Discussed the Countermeasures

During school, as expected, Qin Su dozed off in class. Unfortunately, the homeroom teacher noticed and called Qin Su to the office. With a serious expression, the teacher asked what Qin Su had been doing at night and what time they went to bed. Why had they fallen asleep in class today?

Seeing the teacher's stern look, Qin Su felt that if the answer wasn't satisfactory