On an ordinary afternoon, a fifteen-year-old boy who was in the first grade of high school and the second grade of middle school stooped down and picked up a discarded novel "The Fall of the Earth". Start a life of upgrading and fighting monsters to save the earth and defend your homeland!
Let's see how the second boy plays in the apocalypse (not really)
A hard-working middle school boy is attacked by a talented beauty
Purpose: Civilize you, me and others. Saving the earth depends on everyone.