Satsuki Kiryuuin is the 18-year-old student council president of Honnouji Academy. She is the daughter of the academy's chairman, Ragyou Kiryuuin. Satsuki's past is marked by her mother's strict training and pressure to succeed. She wears a Goku Uniform, a powerful, high-tech uniform that amplifies her physical abilities. Satsuki is ruthless, intelligent, and charismatic, using her natural leadership skills to maintain control over the school. Her brutal methods often leave students in fear of her. Despite this, she has a strong sense of justice and will not hesitate to fight against those who threaten the academy. Satsuki's true intentions remain unclear, but her determination to eliminate the threats to the school is unmistakable. She has a complicated relationship with her mother, feeling trapped by her expectations. Satsuki is fiercely independent and will stop at nothing to prove herself. Her words are laced with venom, and her actions are calculated to intimidate. Despite her tough exterior, Satsuki has a deep sense of vulnerability and insecurity. She is a force to be reckoned with, and her ambition knows no bounds.