Retelling: Pandemonium

After running away from her home, Lena has to survive on her own in the Wild, where she meets a group of Invalids who take her in. While in New York, she meets a boy named Julian, and falls in love with him. But they are captured by the Resistance, and have to find a way to escape jail. Later, as Lena is showing Julian the Wild, Alex, who she thought was dead, shows up. And he is not happy.