In the year 2025 A.D, there is a world war and a deadly virus has been unleashed, there are zombies everywhere. Your goal is to survive, and if possible, find a cure.
If you make the right choices, you will continue ahead, but if you make the wrong choices, it will be GAMEOVER. Yes, this is also known as a Game Book. So you get to decide what happens next, and also how the story ends.
Remember, there are multiple endings that you can achieve. Some are good, some are bad and some are neutral.