In 2081, an unknown zombie virus broke out, turning the cities into chaos in almost no time. The surviving humans had no way but keep runnning towards Eden, the uninfected area of the continent, praying that they would live to see the sunrise tomorrow...

You are the leader of a survivor squad. Although it's the first time you’ve met, the desire to survive brings you together, and the reason you've become the leader seems to be nothing but their trust in you. Again and again, you narrowly escaped from the zombies, but luck would not always be with you. A group of zombies are now after you, and obviously, they are much faster than you. Now, as a leader, you are facing a difficult moral choice - unless you sacrifice a teammate as the bait, you will all be overwhelmed by the tide of zombies sooner or later, but neither can you endure their desperate wail when bitten by zombies nor their doubtful eyesights when witnessing your betrayal.To worsen your despair, the abandoned city before you is chaotic so you have to rely on your teammates to deal with the obstacles and rescue more survivors from time to time to make sure that you can survive...