This article may contain major spoilers for The Blue Archive.
A girl who resembles Alona who appeared in the final volume of "Blue Archive", "The Beginning Point of Amanekiki". Appeared with prhenapates. As the person himself calls himself, it is the main OS "A.R.O.N.A" itself of the Shittem box that Plenapates has. The difference from Alona is that the length of her hair, the position of the knot in her ribbon, the uniform she wears, the umbrella (shotgun) she carries, etc., the overall coloring is mainly black and monotone, and the Shittem box. be active outside of Unlike Alona, who is full of emotions and occasionally engages in comedy with her teacher, she is also characterized by being inorganic, emotionless, and mechanical.