the end world: Nowhere Generation

long ago Humanity was almost extinct after the event called the end world event happened pushing all the world's landmass in one area and doubling the size of the planet and now in the year 14331 after a 100-year war with a sub training in species known as the rankings and get the four races of era the war ended 17 years ago but a prophecy says A person shall be born with immense power shall emerge and save the four races and Era as itself but this story focuses on an alcoholic seventeen-year-old mechanic and she is not the hero type