溺愛、要りません！～きゅるるん令嬢がヤンデレ戦隊を撃退していく１０日間～ (Associated Names)

One day, Prince Redmond—Lumiere’s fiancé, a duke’s daughter—suddenly became a yandere. For a long time now, he’d tend to his business as a proper gentleman. Their relationship was more similar to that of business partners… …However, that came to an end when he suddenly whispered sweet nothings to her. “You only need to remain within…