The sun disappears, alien swarms attack, and humanity falls into the Dark Ages.

"Low-quality pistol lv1/9, damage 3, effective range 15 meters"

After causing effective damage ten times in total, it can be upgraded to:

"Ordinary pistol lv2/9, damage 4, effective range 30 meters, activate additional attribute: bullet recovery 1/1h"

Facing the fierce swarm of insects, Lin Feng obtains the item upgrade system, which allows bound equipment to accumulate upgrade points by killing enemies, and achieve unlimited equipment upgrades.

Pistol → Bolt gun → Nuclear cannon... → Star destroyer cannon

Upgrades can also obtain additional attributes: bullet recovery, space magazine

RV → Armored vehicle → Mobile fortress... → Space battleship

When others are still running around, Lin Feng is already driving an armored vehicle, holding a bolt gun with unlimited bullets, enjoying the fun of monster hunting and upgrading.