Maze runner: Impossible Destiny

With all those viruses, diseases, quarrels, wars and protests - it was a matter of time before the end of the world would destroy most of the country and leave only 4 cities to live. Harper lived in the fourth - Rivelstone, which was also the weakest. Harper's mission was to find a cure for the disease at the time, which infected all people and turned them into disgusting ugliness similar to zombies. But the medicine was in the capital - Phoenix. Is she so determined to sacrifice her life for others? And is she so loyal that she will not allow an impending defeat?