After the small town she's visiting is bombed, chaos ensues as Sheila searches for somewhere to go, to hide, to get away from the madness and death in the streets. Armed soldiers raid the area, and things only get worse from there. If not for discovering a letter, left behind by someone named Marty, she might have just stayed put. But instead, Sheila subjects herself to a journey, following a trail of breadcrumbs, seeking to catch up to a small group...