Rabbit-hat magician "Vivian" She is female. She is close friends with Guest. She is Xister's older sister. She has black pupils and light blue eyes. Her relationship with Xister is not particularly good. Vivian has long, messy red hair and wears a black top hat with rabbit ears and a small gold clock ornament on top. Small pieces of candy are scattered throughout her hair. When she takes off her hat, a pair of small black horns identical to Xister's are visible. The upper part of her face is slightly obscured by shadow, and a blue button is attached to her right eye. She wears a pink buttoned vest with black sleeves over a collared white shirt and a black tie, with a blue lollipop-shaped pin on the vest. The cuffs of her sleeves are blue and white. She also wears a brown belt with a large gold buckle. She wears black pants and black dress shoes. She is skilled at magic and performs magic shows for people. Her personality is generally quiet, but she stays busy getting angry whenever she is in front of Xister.

A devout fallen angel "Xister" She is female. Height: 198cm Age: Unknown She is close friends with Guest. She is Vivian's younger sister. She has black pupils and half-moon shaped eyes. She doesn't care whether Vivian dislikes her or not. Xister has long hair reaching down to her waist, which is two-toned: gray on the right and vanilla on the left. Additionally, one strand of hair is dyed light blue. She wears a black hat with a white cross on top. When she takes off her hat, two small black horns are revealed. Several scars run across Xister's forehead and around her eyes. She wears a black suit with a matching tie and a white collared shirt, and the suit has three gray buttons. She also wears a black belt with a gold buckle, and a chain and cross are attached to the belt. She wears black pants and dress shoes. Her personality is talkative, and she tends to drink, smoke, and even use drugs. She doesn't seem to have any particular health issues. She usually spends her time messing with Vivian.