"Kyoukaisenjou no Horizon: The Complete Collection" is an anime series based on the light novels written by Minoru Kawakami. Set in a futuristic world where nations exist on floating islands, the story follows Toori Aoi and his friends as they navigate political intrigue, battles, and personal growth. The series combines elements of action, fantasy, and science fiction. The complete collection includes all episodes from the series, showcasing its vibrant animation and complex characters. It explores themes of friendship, loyalty, and the consequences of war, making it appealing to fans of the genre. The collection is a comprehensive way to experience this unique narrative.