Surely Tomorrow (S01E03)

In their twenties, Lee Kyeong-do and Seo Ji-woo part ways after two passionate relationships. A decade later, they meet again as a reporter who covers an adultery scandal and the wife of the man at the center of that scandal. Reuniting in their late thirties, their youth has passed, but their love remains vivid. Kyeong-do now strives to prove to her and to himself that he still loves her.