The Demon King led his army of demons to wipe out the human race. The Hero, Kail, and his allies attack to Demon King's castle to defeat the Demon King. The Demon King is slain, but at what cost? Kail lost all of his allies throughout the war. Friends, family, lovers, comrades. All dead. As he lay dying at the foot of the Demon King's chamber, he notices a strange gem that the Demon King had coveted.


After a grueling battle, the magic knight Kyle finally defeats the demon lord... or so he believes. He wakes up to find himself in the land that had been destroyed in his past life. He is reunited with the precious person he thought he had lost forever. To stop the human world from being destroyed again, along with his friends, Kyle uses his memory from his previous life to once again save the world! A fantasy saga about a brave knight!
 
(Source: Alpha Manga)

After a fierce battle, Magic swordsman Kyle finally killed the Demon Lord after being seriously injured in the battle. Kyle on the verge of death approaches a relic which was in possession of the Demon Lord and it sends him to the past. After recovering from the initial shock, he decides to use this opportunity to avoid making the same mistakes of the past and become stronger.
 
Note: Initially scheduled for July 2023, the anime saw several delays and a complete change in Director (previously Norikazu Ishigooka) and Studio (previously Yokohama Anime Lab x Makaria)

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