Spill Zone Series by Scott Westerfeld, Hilary Sycamore, Alex Puvilland

Nobody's ever really explained the Spill. Was it an angelic visitation? A nanotech accident? A porthole opening from another world? Whatever it was, no one's allowed in the Spill Zone these days except government scientists and hazmat teams. But a few intrepid explorers know how to sneak through the patrols and steer clear of the dangers inside the Zone... moreNobody's ever really explained the Spill. Was it an angelic visitation? A nanotech accident? A porthole opening from another world? Whatever it was, no one's allowed in the Spill Zone these days except government scientists and hazmat teams. But a few intrepid explorers know how to sneak through the patrols and steer clear of the dangers inside the Zone. Addison Merrick is one such explorer, dedicated to finding out what happened that night and to unraveling the events that took her parents and left her little sister mute and disconnected from the world. less

Only the very brave or the very desperate dare enter the Spill Zone—Addison Merritt is a little of both. In exchange for a suitcase full of cash, she made one last to the Zone. She survived the encounter, but came back changed.Addison is not alone. In a remote village in North Korea, a young man named Jae was touched by the unholy fire of the Spill Zone. He made it out alive—alive, but also changed... moreOnly the very brave or the very desperate dare enter the Spill Zone—Addison Merritt is a little of both. In exchange for a suitcase full of cash, she made one last to the Zone. She survived the encounter, but came back changed.Addison is not alone. In a remote village in North Korea, a young man named Jae was touched by the unholy fire of the Spill Zone. He made it out alive—alive, but also changed.Now bestowed with uncanny powers, Addison and Jae may be the only ones strong enough to face a new threat that has risen in the Spill Zone. This deadly entity is searching for his runaway bride—and his hunt is bringing him closer and closer to Addison and her little sister. less