Zombies - Death Zone

The world as you know it has ended. Three years have passed since a virus called Z-47 was unleashed from a secret military lab. The contagion spread rapidly: people became zombies, cities were deserted, and all the governing bodies went into meltdown. Within two weeks, the infection had reached every major city in the world. Governments collapsed, civilisation ceased. People fled underground, into bunkers and into the mountains. You are the last hope to save humanity! There is a way out... but only if you find it. You have 60 minutes. Are you ready? If you step back now, you'll never know what might have happened if...