Weird School Rules That Must Be Followed Infinitely

[Rules-based supernatural + puzzle solving + horror + suspense + brain-burning + the protagonist has brains but is not invincible + plot flow + restoration] The mysterious "weird power" appears! The summer vacation had just begun, so why did Shen Dong wake up and school started again? Summer vacation was swallowed up? And I found a strange note at home claiming to be "I am Shen Dong"! When Shen Dong is involved, all the weirdness comes to an end. How will he fight against the weirdness... …. In No. 9 Middle School, weird school rules are constantly appearing and updated on the radio, affecting the entire campus. Students must unconditionally obey the school rules, otherwise, you will be wiped out... "Students who have been erased may become evil, so be careful to identify them." "Li is directly managed by the school." "Don't trust Li, they will assimilate you and become the lackey of the school." "The number of students exceeds half of the school population, and students will face a terrible campus environment." As weird events continue to emerge on campus, every student understands that this is no longer the happy campus we usually yearn for. There are scary and unknown things on campus...