Gunshots... I closed my eyes, Gunshots was all I heard... I took a deep breath Gunshots ringing in my ear I knew I had to run. Gunshots ringing in the hallway Now or never. I stood up and looked around, People running everywhere. They looked at me with a terrified face. They were scared of ......me. Alarms were going off and security started coming through the glass doors. "Run Harlow, run!" When the world suffers a mysterious disaster wiping out everyone but Harlow and her little sister Tessa, how do the two girls navigate their way around the world on their own? Surely someone else had to survive? And what was the disaster that killed everyone? As the girls make their way to the big City to find any other survivors do the stumble on the truth? or do they face disaster and disappointment?