My Perfect Stranger(2023)

Original title: 어쩌다 마주친, 그대

Yun Hae Jun is the youngest anchor to ever work at his broadcasting station. He is calm and straightforward as a journalist and kind in his personal life. On the other hand, Baek Yun Yeong dreamed of becoming a writer but wound up working at a publishing company. The two somehow travel back in time to the year 1987. There, Yun Hae Jun tries to find the truth behind a serial murder case, while Baek Yun Yeong attempts to prevent her parents from marrying. They soon realize that their objectives are connected.