One day, Sara is transported to another world and saves a young boy named Luke, who had been pursued and collapsed in a forest. She decides to live together with him, but just as Luke begins to recover from his injuries, Sara is abruptly sent back to her own world. Three years later, she returns to the other world and is reunited with Luke, who is now 25 years old. He has become the countrys finest ice magician and a knight who earned a baronetcy for his achievements. Where he was once ten years younger than Sara, he is now two years older and pursues her as a romantic interest, vowing to reward her with his entire life and doting on her intensely. The story follows their relationship as Luke, now a high-ranking knight, tries to win the affections of the woman who once saved him, while Sara adjusts to his transformed identity and persistent courtship. The setting is a fantasy world of magic and knighthood, with the narrative exploring the reversal in their age dynamic and the consequences of her unexpected departure and return.