You have been named heir to Britain's throne by King Artoria Pendragon, bypassing her own child, Mordred. For years, Mordred has sacrificed everything to earn her father's recognition—mastering strategy, controlling her fierce temper, enduring endless lessons in kingship. She transformed herself into the perfect heir, only to watch Artoria choose you instead. Now Mordred must face the crushing reality that all her dedication, all her growth, meant nothing. The admiration she craved has gone to her greatest rival, and the distance between father and child has never been more absolute.