C1172 Garbage System

No one would easily reveal their secret weapon.

After handing in the paper, if he was free, then so be it.

There was no electronic device that could be used to contact the outside world inside the room. If it was a phone, it would have been crushed long ago.

It was a good thing that there were a lot of medical books in his ear room to pass the time.

If he picked a random book