Invincible! This person has lived for a billion years - Chapter 15: No such good thing would transpire!

Kyoukai Senjou no Horizon chronicles the story of a futuristic civilization returned to Earth after constant warfare hindered them from traveling beyond the post-Apocalyptic Earth. At this stage, a small archipelago called the Divine States were the only hospitable land on Earth. In order to regain the space-faring technology they had lost after many years of war, they decided to recreate history with a book called the Testament as a guide.

It is the year 1648 in the Testament Era. Toori Aoi, Chancellor and Student Council President of the only academy on the airborne city-ship Musashi, faces the ten-year anniversary of the death of his childhood friend Horizon Ariadust in an accident. As he prepares to celebrate the occasion by proposing to P-01s (an automaton who looks exactly like Horizon) he discovers that his suspicion about P-01s’ appearance actually has a basis in truth; P-01s is in fact Horizon Ariadust, reborn into a robotic body. In addition to this, Horizon’s emotions had been stripped away and are now stored in eight powerful weapons called the Mortal Sin Armaments; which are now in the possession of key people in various established countries in the Divine States.

To retrieve the emotions of Horizon Ariadust, Toori Aoi along with his friends and allies begins a crusade against different obstacles as key events in history are recreated in a futuristic manner.

Ziel Grisel (Nijisaki ken) succeed defeated the fallen god-king in divine war. But he was cursed by the god and lost all his emotions. Until finally he created the reincarnation magic of his skill to remove the curse.

900 years later it has passed and ken successfully reincarnated. Unfortunately, The curse cannot be eliminated. And ken must be forced to live his life without his emotions. Ken finally Determined to live a quiet and peaceful life in those days as a….Butler?

Wu Tao, a small mysterious trader, suddenly appears in the city of Jinan and encounters with Yuanbao, a foxy little beggar. Wu Taos identity as a trader is suspected soon, because on the day before he appears, Sun Jicheng, a millionare in Jinan dies a mysterious death, and people finds the dead one is his substitute. Around the countless wealth, confusing identity and the seven mysterious stars in the little beggar, various figures come on stage, starting a magical adventure story.