Every 72 hours, Lu Si will be dragged into a copy of the strange rules.
Those who violate the rules will be dealt with immediately.
But as a law student, he soon discovered that these rules were not rigorously written.
No sound is allowed indoors, the rules say.
But it doesn't define what counts as sound.
The rules say formalities must be completed before leaving.
But it does not define who must complete the procedures.
The rules say one is not allowed to leave.
But it doesn't define what counts as a person.
Others are fleeing for their lives in ghost stories.
Lu Si is reviewing the question in the ghost story.
Later, all copies had a supplementary rule:
If you meet Lu Si, please first define each word clearly.