How Long Does It Take to Become the Overlord of the Underground City?

Plot summary: Anthony is reborn! He came to the extraordinary world of Pangora, which was like a game world. However, something seems wrong, what is going on with these skills? Bite? Digging? Wait... What did I become when I was reborn? ! Follow Anthony as he tries to adapt to his new life, survive and grow in his new home in the dungeon! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.