Ki no shūtoku (mastery of ki)

After the collapse of the world and the near extinction of humankind, people finally regain their footing and slowly human societies start to flourish again, Now many, many years later young ki-master Si-Woo must grow stronger. To protect his family? To stand up to those who wish to see human societies in shambles again? Only the future can tell. A Future fraught with mysteries, friendships, dangers and adventures.