The Great Jahy Will Not Be Defeated! summary: Once the right-hand woman of the Demon King and ruling with fear, Jahy's power was demolished after a magical girl destroyed a gem brimming with magic, leaving the Demon Realm in ruins. Forced to live in the human world and looking like a child, Jahy must adapt to a new way of life - from finding a job to arguing with her landlord over late rent. Her only hope of regaining her former strength and restoring the Demon Realm lies in acquiring more mystical gems. But regardless of the obstacles in her path, Jahy remains determined and unwavering in her quest.