Celice Kleinert, a protagonist traveling with the goal of becoming an outstanding mage. Her parents are renowned Archmages, but unlike them, Celice is a total klutz who can’t handle magic properly. Although the Demon King was defeated fairly recently and peace was restored, monster attacks are still frequent, so she spends her days training her magic by taking on extermination requests. During her training journey, she hears rumors of frequent pranks breaking out in a certain town. While investigating the cause, she encounters Tahlia, a girl claiming to be the Demon King’s daughter. Taking a liking to Celice, Tahlia places a curse on her, exclaiming, “You’re quite an amusing girl, indeed!” Angered by this, Celice casts a spell—only for both of them to be shocked when magic far stronger than usual erupts. With a smug look on her face, Tahlia tells her, “I cast a curse that slightly altered the flow of your mana! Since you were so awful at controlling it, you see! However, it comes with a side effect!” Supposedly, the side effect is that everyone around her—and Celice herself—becomes insanely aroused, a claim so absurd it seems impossible to believe. Yet, the moment Celice hears this, she feels an irresistible wave of lust washing over her…