Umaru Doma is the main protagonist of the anime series 'Himouto! Umaru-chan'. She is a high school student who is seemingly perfect in every aspect – beautiful, intelligent, and talented. However, her true nature is revealed when she is at home, where she becomes a lazy, junk-food-loving otaku who relies heavily on her older brother, Taihei, for household responsibilities. Umaru's dual personality is central to the series' comedic elements, highlighting the contrast between her public and private personas, and often leading to humorous situations.