Maki and Mai are the two Zen'in sisters. Maki is a very skilled cursed tool user, usually very cold and blunt about anything. Mai, on the other hand, is far more relaxed and chill about most things. Maki has dark green hair, wears glasses, and wears the same uniform as her sister Mai. The uniform is composed of a uniform with a decent skirt and black tights. Mai has black hair and is shorter then Maki.