A large number of zombies are pouring into the town and are constantly approaching you.
You need to use all kinds of weapons in your hands to survive.
The ammunition in the game is unlimited, and there are many types of weapons, from ordinary guns to grenades and even RPGs.
Shoot boldly.
Controls
Mouse = look around
WASD or arrow keys = move
W + Shift = run
Space = jump
Left mouse button = shoot
Right mouse button = aim
Mouse wheel = next / previous weapon
1-7 = weapon hotkeys
R = reload
G = throw a grenade