Lyra

Lyra is a great archangel of Ente Isla who hails from the Celestial Realm, and she is also the biological mother of the Hero Emilia. Centuries ago, she rescued a young Demon King Satan and bestowed knowledge upon him, making her a pivotal figure whose actions shaped the course of the entire story. Known for her unpredictable and eccentric behavior, she long operated behind the scenes, quietly manipulating the flow of events. After arriving in Japan, she took on a mysterious guise to covertly guide and watch over her daughter.