When Arlo and Kate go rock-climbing, the last thing they expect is to be caught up in a vortex and transported through to another universe. They find themselves stuck in a small beach-side settlement, similar to their home town in appearance, but strikingly different in other ways. The absence of television and junk food is the least of their problems. In the tiny island village - now their whole world - the disturbance caused by their arrival makes them Public Enemy Number One to those in power. Can they make a life in this place if they're trapped there forever? Or will they succeed in reaching their own universe again? That's if they can survive long enough to find a way...