This manhua have world hopping theme. The first world is the high school you mention. Second world zombie apocalypse. Third world scientist and latest wuxia.
It's like a bunch of mini stories interwoven by the fact that wang yi has to be a convincing villain completing his objectives and therefore lead to a satisfying conclusion of every story to satisfy "the readers"
The last time i read this was way in the beginning when they were normal kids in highschool now they are in a wuxia setting lmao whats going on?!?