- There are two types of agents: Humans and Zombies
- Zombies chase humans, humans run from zombies.
- If a zombie catches a human, that human becomes a zombie.
- The player wins when all zombies are dead.
- The score is the number of humans still alive.
- Player has 3 weapons (swithc between them with the numbers
1-3):- 1: Pistol
- 2: Shotgun
- 3: SMG
