|Light Novel||Kyoukai Senjou no Horizon|
Chat Handle: Horako 「ホラ子」
An automated doll who works at the Blue Thunder. Also a student of Class 3-Plum at Ariadust Academy.
She is later revealed to be Horizon Ariadust, reborn as an automaton after her death 10 years ago, and her body is also the ninth Logismoi Óplo, Ólos Phthonos.