Ein, also spelled Ain, is a non-playable character in Blue Archive. Introduction One of the members of a mysterious trio that appears before Sensei. She will diligently execute the Decagrammaton's final directive and bring forth the final kingdom. Personality A curious stoic, cute but shy being, despite not fond off with Millennium or Schale hijacking and ruining some of their plan, she's somewhat neutral and only follow the Decagrammaton's order. Appearance Ein takes form of a cute, little girl with extremely pale skin. She has white, shoulder-length hair and yellow eyes, with the left one having a black cross-shaped pupil, while her right one having two. Her hair is tied into two little twin-tails. Additionally, she wears a black gas mask that continues down her back, forming a robotic tail. Uniform Ein wears an off-shoulder white dress, which is split in half to reveal a skin-tight white bodysuit that matches her skin tone. The dress features a black ribbon in the middle of the chest. Additionally, she has a small yellow rhombus below her neck.