"Kyoukaisenjou no Horizon," also known as "Horizon in the Middle of Nowhere," is a Japanese light novel series written by Minoru Kawakami. Set in a post-apocalyptic world, it follows the story of Toru Acura, a young samurai who navigates political intrigue and battles while trying to protect his friends and homeland. The series blends elements of science fiction, fantasy, and historical references. The narrative features a diverse cast of characters, including Horizon Ariadust, a key figure whose fate is intertwined with that of Toru. The story explores themes of identity, loyalty, and the consequences of war, all while incorporating complex world-building and intricate plotlines.