You are a young medical student at a a hospital in Sunlight City, a perfect city, created under the Utopia Development Project.

One day, whilst you are in the university hospital basement doing research, an earthquake strikes the city.

The whole city is suddenly covered in dark clouds and an eerie silence.

Everybody is killed!

Or that's what you thought…

The city is overrun with zombies!

Get in the ambulance and save the survivors!