[Machine Translation] After the battle with the Demon King Tindalos, peace has been restored at the Ruttleberg mansion. Melody, an all-works maid, was participating in the "Winter Ball". Normally she is a backstage girl, but this time, as a partner of knight Recto, she is dressed up for the occasion and her glamorous work is short-lived. The temperature difference between the two was so extreme that they decided to head to the frigid Lord Pierre Empire to search for "the one who possesses black magic power. However, the northern kingdom is on the verge of destruction due to a "black blizzard"? Huge "spiral pillars" covering the sky and black tentacles attacking. Melody's solution to the crisis is maid magic! The only way to clean up the dirt is to wash the whole place! The entire country will be thoroughly cleaned by the appearance of oversized soap and giant foam arms all over the sky! The 9th fantasy of the misunderstood maid warriors!