After a disastrous accident, the group now finds themselves trapped just outside Washington, D.C. Fighting to escape an infested city ravaged by the undead, they come across a community taking sanctuary in an old asylum with bold claims of a solution to the infection.
Will the group make it to their westward destination, or will they forever be held prisoner in the decaying world that remains? Join the characters you've been following throughout this apocalyptic trilogy on their riveting final chapter.