Ciel

As the poised president of her school's tea ceremony club, this senior appears to be a gentle friend to Shiki Tohno and his peers. However, beneath her tranquil exterior lies a lethal assassin belonging to the Catholic Church's elite Burial Agency. Driven by a personal vendetta and official orders, she ruthlessly hunts the heretic vampire Roa, utilizing forbidden magics and merciless tactics to complete her deadly missions.