エマ・ブライトネス
from The Hidden Dungeon Only I Can Enter
Age
16
Emma Brightness is Main Character of the Ore dake Irerukakushi Dungeon. Adorned with some hair ornaments, her blonde hair is as charming as ever. She is described as a girl brimming with a maiden's adorableness. She is more developed than most girls her age, which causes a lot of boys her age and male teachers to be sweet on her. She is expected to be a beautiful young woman. She is extremely popular for her good looks, but appears to be surprisingly timid.

The Hidden Dungeon Only I Can Enter
Third son of a "beggar noble" Nore lost his job and was at a loss. But as he was contemplating whether to become an adventurer fortune struck. A Hidden Dungeon that no one knows how to enter. A legendary place full of hidden things like extremely rare magical beasts, magic tools for gaining power and items that would be scarce all over the world. That's the kind of entrance that was opened. (Source: Novel Updates)