Survival From Living Hell

A city named Venice is covered by strange creatures and half of the people are converted into that creature some are still left those are some teenagers who are helping others and they are finding from where it arises. All these teenagers are missing their parents. Do you think they will able to meet their parents in future?
In this the hero is cold hearted who always stay away from girls and girl is crazy girl who don't like cold and serious person. Do you think they will end up being together?
Do you think they can save their city from that virus? Or they will just become like those creatures? What do you think who will be in all behind this a normal human or a paranormal human or any scientist? Or what if it is an ancient history concept connected with someone's past?

"I will convert this whole world into ZOMPIRES and rule the world because only i know there weakness" said by a man standing near a window looking at bunch of those creatures.