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One of the most powerful demon lords in history has been sealed away for a thousand years. When he finally awakens, he is reincarnated as...a 10-year-old boy?! Now under the care of the girl who released him, the demon lord Leonis must navigate the perils of Excalibur Academy!
(Source: Yen Press)
One of the most powerful demon lords in history has been sealed away for a thousand years. When he finally awakens, he is reincarnated as...a 10-year-old boy?! Now under the care of the girl who released him, the demon lord Leonis must navigate the p...
