One of the missing, one of those in Melanie and hers. Exploring an abandoned vision center, they are the fitness pursued by a masked cooler and growing with horizon ... just to wake them up and fitness. Caught in the valley, they are forces to relive the nightmare AG and AGA - only every time the cooling threat is different, each more frightening than. The declining hope, three times, soon realizes that they have a limited number to the left and the only way to get rid of isolation.