In a city torn apart,what can be done to sane it from ruin?

With only Emily to ald him, it's up to Rain to locate an elusive vaccine devised by a vanished scientist!

Beset by obstacles every which way, what are the chances that our harried hero and his angst-ridden ally, Luke can be the saviours the world desperately needs?

With shocking revelations rocking our tireless trio, what will they have to do to finally deliver us from this EPEDEMIC EMERGENCY?!