After being ousted from his educational institution through a covert conspiracy, Tetsuya embarks on a path of vengeance targeting the principal's daughter named Haruna. Realizing he needs an intermediary, he involves Ayano in his plot to facilitate a meeting with his intended quarry. As the story unfolds, viewers witness the careful maneuvering and budding relationships that could either aid or complicate his objectives. The narrative delves into themes of betrayal and ambition within the school's hidden undercurrents.