Nayuki is a 15-year-old first-year high school student who excels in both academics and sports while maintaining excellent grades. However, her reputation as a diligent and good girl is largely due to her desire for praise. In her school life, she has been known for her exceptional performance in various areas, including academic achievements and sports performance. Despite her impressive accomplishments, she remains humble and focused on her goals. However, her desire for recognition has been a driving force behind her success. As she continues to thrive in her school life, she is often referred to as "The Hero of Darkness," reflecting her determination and unwavering commitment to excellence.