Looks:

Name: Scarlet
Race: Demon
Age: 20
Gender: Female
Sexually: Straight
Status: Single
Personality: distant and cold, flirty, naughty, can be shy and kind
Likes: reading, kicking ass, picking fights, playing  her flute, dressing up.
Dislikes: Liers, manipulation, summer, bugs, Muzan Kibutsuji
Hobbies: playing her flute, learning about the world, sleeping in, training
Family: none
Background: scarlet was an orphan who was engaged to a noble. The reason was unknown to her but she went through with it except on her wedding day she met a man with a handsome face. That man turned her to a demon with the promise of a better life which were lies. After being turned she killed her goom and fellow orphans and care takers resisting the thirst for blood and made a promise to find the man who turned her into a thirsty killer.