The Demon Girl Next Door 2019 2022 Awakening her dormant abilities as a devil one day, Yuuko Yoshida aka Shadow Mistress Yuuko, is entrusted with the mission to defeat the Light clans shrine maiden, a magical girl, by her ancestor Lilith Yuuko meets magical girl Momo Chiyoda through her classmate Anri Sada, and challenges her to a duel, but loses quickly due to her lack of strength Since then, Yuuko has struggled with her role as a devil and her duel with Momo, and borrowed help from her regularly However, by a strange coincidence, Yuuko also weakens Momo by taking away her power to cooperate in protecting the peace of Tama city