C51 The Last Bookshelf

The only thing I'm glad about is that even though my head hurts, I'm so sleepy that I fell asleep after a while, and I didn't have any trouble in the later half of the night.

Am I really saved?

When I woke up the next day, because I did not sleep well last night, my head was dizzy and I felt uncomfortable.

"Zao, Teacher Ren just sent a message in the group