Since the walls were erected around the destroyed cities, gangs have formed, subjugating people through threats and violence. People are forced to follow their laws, because gangs are not the worst of the New World phenomena. What lives outside the walls is thousands of times more dangerous. But Jay doesn't honor the laws. She is a fighter for whom the word "freedom" still makes sense. And even the mark on her hand, meaning that she is the property of the gang - the fallen woman - is not able to break her. After all, she has an obligation from which she cannot give up and for his sake will go to the most desperate actions.