One character with different weapons on one map. 30 levels against soldiers and 10 levels against zombies. The levels open gradually, the difficulty increases. For passing the levels, they give money, you can buy first-aid kits and grenades with them. Buy grenades and first aid kits in the game settings.
WASD - character movement E - using the first aid kit R - reload weapon G - throw a grenade C - crouch K - throw weapon F - get into the car Left Shift left shift - run Tab - weapon selection