Boushoku-Hi no Ken

After Dean, a third rate adventurer, got surrounded by demonic beasts in the demonic labyrinth, he fled to a place where he found the strongest demon who devours power: The demon-fed sword Belzera, born to the Gluttony Empress Belzebuth. After obtaining such unexpected power, he once again aims to become a first rate adventurer he looked up to, and delves deeper into the labyrinth. However…

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**Links:**
– [Original Web Novel](https://kakuyomu.jp/works/1177354054913513847) (Japanese)