There was once an ordinary, busy but peaceful town known as Wolverhampton in the country of United Kingdom but a terrible darkness loomed over it, as that happened these terrible carnivorous creatures of shadow came along with it and infected half the city by one week.

Pam finds herself in a zoo, standing outside an enclosure of her spirit animal, there is something mysterious about her backpack that only the animals are aware of... What could her backpack be capable of?

A day of grocery shopping in bad weather becomes chaotic.