TV-Series
Description
Henry Henderson is a 66-year-old history teacher at the prestigious Eden Academy, where he also serves as the housemaster of Cecile Hall, also known as Dormitory 3. His philosophy of life and education is encapsulated in a single word: elegance. He sincerely believes that tradition and graceful conduct are the foundations of a better world, a creed he upholds with unwavering dedication.

In appearance, Henderson is a distinguished older gentleman with long, straight white hair tied back in a ponytail and a long, pointed imperial-style beard. He is almost always seen in a formal three-piece suit, complete with a pocket square, a tricolor tie, and a cane. His most distinctive feature is the monocle he wears over his left eye.

Despite his advanced age, Henderson is remarkably fit and athletic, maintaining a strict daily regimen that includes early morning jogs. His physical prowess is notable; he once demonstrated considerable force when he punched a fellow teacher and has shown great agility during unexpected crises.

Henderson's personality is defined by his mature and noble demeanor. He is a principled man who values discipline and is not afraid to correct inelegant behavior in others. However, his character is not rigid. While strict, he possesses a deep well of compassion and a keen understanding that children need room to grow and sometimes act foolishly. He is fair-minded and evaluates situations based on the underlying intent, not just the outward action. For example, when Anya Forger punched a classmate, Henderson considered the possibility that she was defending a friend, finding a sense of rough elegance in her motive.

His role in the story is primarily as an educator and moral compass within the prestigious academy. He was the head interviewer for the Forger family's entrance exam. Though initially unimpressed by their written scores, he was profoundly moved by the family's composed and dignified conduct, coining the phrase "Very elegant" in admiration. When a fellow interviewer, Murdoch Swan, behaved boorishly and bullied the young Anya, Henderson was ashamed of his own inaction but ultimately punched Swan to defend the honor of the profession and the academy. This act of defiance risked his career; as a result, he was demoted from his position as housemaster to become the homeroom teacher of Anya's first-year class, a role he embraces as a return to his roots as an educator.

Henderson's most significant relationship within the main story is with the Forger family. He holds a deep respect for Loid Forger, impressed by the man's unflappable elegance during the trying interview. He also takes a keen interest in Anya, watching over her with a mix of stern discipline and genuine care. During a school bus hijacking, he courageously volunteered to take the place of the student hostages, physically shielding Anya from harm when a gun was drawn, demonstrating that his commitment to his students goes far beyond the classroom.

Outside of his present duties, Henderson has a rich personal history. He is a graduate of Eden Academy himself, coming from an old, fallen noble family. In his youth, he was a more rigid and socially isolated figure, hyper-focused on his ideals. His closest and most significant relationship is his lifelong friendship with Martha Marriott, the Blackbell family's butler, whom he knew as a schoolmate. He harbored a deep, unspoken affection for her, a story interwoven with his past. The trauma of war profoundly shaped him; believing Martha had been killed in action, Henderson publicly denounced the government's use of the war for propaganda, an act that led to his imprisonment and torture, costing him the sight in his left eye. After learning she had survived, he had already entered an arranged marriage with a woman named Lucia. The marriage proved to be a loving and happy one, lasting until her death roughly fifteen years before the main story. He and Martha remained close friends, and they continue to honor Lucia's memory by visiting her grave together every year.

Henderson's abilities extend beyond teaching history. He frequently substitutes for other teachers, including for physical education and art classes. His organizational and leadership skills are considerable; he manages the affairs of his dormitory with exacting standards. His development is a journey from a zealous, idealistic youth to a wise, patient, and compassionate elder who understands that true elegance is not about blind adherence to form, but about the integrity and kindness that lie beneath the surface.