My Man is Cupid - Season 1 Episode 5 -

Sang-hyuk begins to suspect that the culprit in the Inwangsan missing girl case and the 1993 missing high school girl case are the same person. Baek-ryeon is upset because Sang-hyuk tries to set her up with a random man while she has a crush on none other than Sang-hyuk himself. At last, after climbing Mt. Inwang a thousand times, she gets to meet the man of destiny.