Pil returns to the past. He tries to find the letters that Jin Sook took. Jae Hyun approaches Soo Jin who was out for a photoshoot. Meanwhile, Jin Sook gets caught for stealing Pil's letter to Soo Jin. Pil feels conflicted over the fact that Jin Sook's feelings towards him haven't changed despite the fact that he had been going back and forth in time.
과거로 돌아온 필은 진숙이가 빼돌린 편지를 찾으려 하고, 재현은 야외촬영 간 수진에게 호의를 가지고 접근한다.
한편 진숙은 필의 편지를 숨긴 사실을 들켜버리고, 필은 시간여행에도 바뀌지 않은 진숙의 진심에 난감해하는데..
