The world has changed and is no longer a place where Zen and Ellie are safe. Making the decision to go on the run and look for her mum, Ellie drags Zen on a risky venture. In the midst of the chaos consuming the world, Mike and Sarah decide to abandon their business and go into hiding with their two young children.With just one click they all change their lives forever, disappearing from the face of the earth. But how long can they remain hidden?