The End of the World Is Coming: as a High School Student, I Became the Savior

On the day when the whole school ascended, I was the only one left in the playground. The cracked sky, the sword-wielding principal, the aunt who disappeared stepping on the cafeteria's frying spoon. I looked at the empty school and was convinced that I had become the only "mortal" in all mankind. Until the deskmate who always scolded me for being stupid came back, and a golden light kicked me out of the "human world". "Everyone has a responsibility when the family and country are in trouble." He smiled maliciously, "If you are stupid, you should be useful." Later, I screamed and fell into the apocalypse, but I didn't expect that the five thousand years of cultivation he left in my soul slowly lit up—— It turns out that the gods in the sky have long since regarded the human world as abandoned children. And I, the only mortal, want to overturn this game for them...