The protagonist, Ryoko Kamami, lost her mother when she was young and lived with her father. With her outstanding talents and the knowledge she accumulated from attending trials, she passed the judicial examination in one try when she was in high school. However, after her father suddenly disappeared, she did not investigate the truth or enter the legal profession, but lived alone. Until 2024, she decided to become a lawyer by chance and took winning the case for granted. In order to win the case, she did everything she could, did not hesitate to expose the truth that the other party could not face, and put forward her own unique insights on social issues such as sexual harassment, appearance discrimination, and reproductive medicine.