Twenty-year-old Solana and her family cling to life in the highlands of Argentina as poisonous gas bubbles up from the ocean, creeping ever higher into the mountains and threatening the last remaining survivors of a dying world. When Solana wins a mysterious lottery that offers a safe haven for those strong enough to reach a secret location before the deadline, she must not only convince her family the lottery is real but also bring live animals and seeds on a harrowing trek across continents.

The mountains of Switzerland have protected Skylar and his father from the disasters around them. With their water and food supply dwindling, his father enters the lottery and almost wins. If one of the winners doesn't show up to claim their spot, Skylar and his father have a shot--but Skylar's father doesn't plan on playing by the rules.

Peggy is a twelve-year-old Cherokee Indian girl and orphan in the mountains of Alaska. When her foster father wins the lottery, Peggy is excited for the adventure as they load up an RV and head south. These three families will face a wild and unforgettable journey across a hazardous landscape with mutant creatures, poisonous gas, acid rain and more as they race to reach their destination before the deadline.