The world is empty and lost. A pandemic has killed most of humanity, and a handful of survivors needs to cope with the hardships of the post-apocalypse. On the run from gangs in Europe, Alan and his family set sail for the United States, hoping to build a new life. But malicious forces are at work, and soon Alan's family disappears without a trace. Have they been kidnapped? What has caused the pandemic? Frightful secrets begin to unravel as he sets out on a mission to find his wife and two sons... and answers that may save the remnants of humankind.