Mashiro, the daughter of the president of a major food company, secretly streams as a VTuber as a tomboy character, the complete opposite of her true self, in order to change her introverted nature and become independent from her father. However, her subscriber count is not growing... Then one day, a new maid, Kozue, arrives to work at Mashiro's home—. Kozue, a skilled cook of mysterious skill, will tempt Mashiro with all sorts of "forbidden" late-night snacks!