Mary

Mary is a legendary vampire hunter who dedicated her life in putting an end to the Vampire Progenitors, the Blood Queen Elisabeth. However, her real identity is a Vampire and a thousand years ago, she served under Elisabeth.

Appearance
Mary is a slender, attractive redhead dressed all in black and wearing a wide-brimmed hat.

Tragedy of a Dream
Mary was once a follower of Elisabeth the Blood Queen and her second in command. After the previous Red Moon incident, she hid the Blood Queen in a coffin and vowed to protect her forever.

However a few years later, Crimson snatched the coffin from her.

Trivia

 * Her character's name was renamed to Mary in the light novel, which was previously named Milia. This was done to differentiate her from Viscount Olba's daughter, Emilia.