Aitomi, a young woman who attended a mixer just to fill the numbers, never expected to meet a handsome, prince-like veterinarian named Rui Shibagaki. Their shared profession helped them hit it off quickly, and they ended up at a hotel together. However, the shock came the next morning when Rui’s personality completely changed—he became cold and rude. Aitomi felt humiliated and thought his behavior was unnecessarily cruel, even if his intentions were just for a casual fling. After this disappointing experience, Aitomi decided to start fresh at a new workplace, determined to focus solely on her career. But to her surprise, Rui was also working there!