|Hair||, Long, Sidehair, Twin Tails, V Bangs, White|
|Body||, Pale, Slim, Teen|
|Clothes||, Clothing with Ribbons, Eyepatch, Lolita, Lolita Hairband, Puffy Sleeves, Ribbon Hair Tie, Ribbon Tie|
|Role||, Childhood Friend, Noble, Rival, Twin Sister, Vampire|
|Engages in (Sexual)||, Not Sexually Involved|
|Visual novels||Side character - Vampire Sweetie|
|Voiced by||Aoyama Yukari|
Henrietta belongs to one of the four noble vampire families in the makai, specifically, to the one who controls the element of wind. She's Aaron's childhood friend and her self-proclaimed fiancée. Because of that, she sees Yuri as her love rival.