That person behind his Mask (William Vangeance Fan Fiction story)

Captain William Vangeance, he is one of the strongest and well known magic knight Captains, a lot of people would like to join his squad however not everyone was lucky.

Astrid was a non noble and just an ordinary person but has an impressive magic that got his attention during the examination, from her pretty and unique hair which is the color of snow and her beautiful blue eyes... she's truly divine.

How will she cope up with a squad that full of nobles and will she be able to see the person behind Captain Vangeance's mask?

NOTE: THIS IS NOT CANNON AND NOT PART OF THE ACTUAL MANGA OF BLACK CLOVER.