He is the last prince of the ancient blood clan. Under the conspiracy of the Holy See, he single-handedly inherited the seals of all his clan members.
After sleeping for a hundred years, he was finally awakened by his servant, but what awaited him was a genocide. Bloody, killing, this is a war between humans and vampires... Then, he fell asleep again.
It wasn't until he woke up after a thousand years that he discovered that the world had long been different...
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My copywriting is incompetent, and the storyline is slow to develop, so please forgive me.