It's the third day of trying to survive in this cruel world you once lived in, but now it's turned into a complete nightmare.

Creatures are appearing and eating humans. Now you're stuck in your room, scared to go out, and food is a problem. As you were preparing to go hunting, you heard a loud thud and saw someone had just broken in. You quickly grabbed your brother's baseball bat to protect yourself. You saw a tall, wounded man on the floor wearing a military uniform. He had weapons.