Machikado MazokuSeries

Awakening her dormant abilities as a devil one day, Yuuko Yoshida aka Shadow Mistress Yuuko, is entrusted with the mission to defeat the Light clan's 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. (Source: MAL News)

یوکو یوشیدا، یک دختر 15 ساله‌ست که یک روز با قدرت‌های شیطانی از خواب بیدار میشه و وظیفه داره یک دختر جادویی در منطقه رو شکست بده. اون شاخ و دم داره ولی در واقعیت از یک دختر معمولی ضعیف‌‌تره. اون همه تلاششو میکنه تا بتونه از پس هزینه‌های زندگیش که ماهی «40000» ین هست بر بیاد.