In 2026, a deadly Zombie Virus spread rapidly across the globe, within 6 months the whole world had fallen into chaos. Two years have passed since the outbreak, and no one knows exactly how many survivors are left.

This morning, the World Health Organization received encouraging news. Doctor Wong from Central Hospital has successfully developed a vaccine that could fight the virus. However, right as there was a glimmer of hope for the world, news came that the Central Hospital was attacked by zombies, and that Doctor Wong was killed. Even now, the vaccine lies deep within the heavily infested Central Hospital…

As humanity’s last hope, you made the bold decision to enter the abandoned hospital. Zombies could turn up at any minute, and the world is relying on you to find the vaccine and save the human race…