Ei- Electro Archon. Her sister Makoto, who ruled Inazuma, died 500 years ago. Ei used the ideology of eternity, so she organized a Hunt for the Eyes of the Gods and created the puppet Raiden so that she would rule the country, and she herself would sit in the kingdom of Euthumia. Lumine was able to defeat Raiden and convince Ei. now Ei is trying to see the future and give people freedom. she is good-natured, calm and wise, but in the situations becomes cold and domineering.