Forty-eight-year-old recluse, Sarah Sampson, knows her father died in the Vietnam War...But when a TV broadcast shatters her understanding of reality, she sets out to discover the truth. As a deadly pandemic ravages the world, can Sarah and her K-9 companions survive long enough to confront the unknown? Meanwhile, journalist Erica Goldman fights against the patriarchal "old boy network" to uncover the real story behind the "smiling flu" virus and save her career. And Dr. Carl Parks is faced with a patient who holds a shocking doomsday secret, but will anyone believe him before it's too late?You'll love experiencing this genre-busting apocalypse thriller through the eyes of its complex cast of characters.