Mashiro, the child of the president of a significant food corporation, has been secretly functioning as a Bratty Demon Princess VTuber (the complete opposite of her actual personality) in an attempt to escape her shy nature. No matter what methods she employs, her subscriber numbers refuse to increase... That is until a new maid named Kozue comes to her mansion! The arrival of Kozue, with her enticing "forbidden late-night snacks," brings forth a newfound aspect of Mashiro, as Mashiro This Demon Princess Wants to be Dominated!