The woman in the pink dress disappeared after leaving behind one intense night. For a year, Baek-ju longed for her — the woman who had vanished, taking his carefully guarded purity with her. Then, just as suddenly as that night had come, Yoo-yeong appeared before Baek-ju once again. With a clear, innocent face — as if she were meeting him for the first time — she became his new secretary. But something about the photo Yoo-yeong always carries with her seems suspicious. “That child… looks just like me.” It seems he has discovered her secret.