I Didn't Want to Work Overtime and Triggered a Zombie Apocalypse Crisis

Are zombies just scumbags in the face of modern weapons? …Wait, In order to eliminate zombies, people built jumping machines in high-rise buildings to lure zombies to jump, poured gasoline into excavated corpse pits and burned them, and arranged decapitation traps made of winches and steel wires on both sides of every road... However, the broken and burnt corpses did not die, they were even gathering and merging with each other to form a more terrifying existence. Finally, people were horrified to discover that the zombie virus is not even spread by contact alone. And who is the culprit of all this? The entire world is an infinitely huge corpse, and the maggots born on the corpse can decompose and devour the universe...