Mio

She is previously referred to​ as the Black Spider of Calamity and is a unique existence in the Goddess' World. She is presently in servitude of [Makoto](https://anilist.co/character/138137/Misumi-Makoto). She can be single-minded and straightforward in her loyalty to Makoto to the point that it reaches a dangerous level. She has no qualms about destroying anyone who intends to do harm to Makoto.