Saori Otokawa is a key character in the series 'Discipline'. She is known for her strong-willed personality and her ability to maintain composure in challenging situations. Saori is a student at the all-girls academy where the series takes place and is admired by her peers for her intelligence and determination. Her character plays a crucial role in unveiling the darker aspects of the academy's hidden secrets, as she navigates through various trials and tribulations. Saori's presence in the story emphasizes themes of resilience and courage.