The Crossing by Jason Mott

In this apocalyptic adventure, war and disease decimate the globe, and two orphaned siblings must decide: Stay and die, or run and survive.
From the New York Times-bestselling author of Hell of a Book, A Read with Jenna Today Show Book Club Pick!
Twins Virginia and Tommy Matthews have been on their own since they were orphaned at the age of five. Twelve years later, the world begins to collapse around them as a deadly contagion steadily wipes out entire populations and a devastating world war rages on. When Tommy is drafted for the war, the twins are faced with a choice: accept their fate of almost certain death or dodge the draft. Virginia and Tommy flee into the dark night.
Armed with only a pistol and their fierce will to survive, the twins set forth in search of a new beginning. Tommy and Virginia must navigate the dangers and wonders of this changed world. But how far will they get before the demons of their past catch up with them?
Praise for The Crossing
"Mott spins a captivating, fast-paced dystopian tale about a world in chaos and twins fighting to stay alive." - Publishers Weekly
"Beautifully written and touching on some fascinating ideas." - Kirkus Reviews