Having married young, when frustration with their lives make Choi Ban-du and Ma Jin-joo regret their marriage of 18 years, a strange occurrence has them traveling back in time to the day before they met and into their younger selves.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | Episode 1 | 2017-10-13 | 70 min |
| Season 1 | Episode 2 | Episode 2 | 2017-10-14 | 70 min |
| Season 1 | Episode 3 | Episode 3 | 2017-10-20 | 70 min |
| Season 1 | Episode 4 | Episode 4 | 2017-10-21 | 70 min |
| Season 1 | Episode 5 | Episode 5 | 2017-10-27 | 70 min |
| Season 1 | Episode 6 | Episode 6 | 2017-10-28 | 70 min |
| Season 1 | Episode 7 | Episode 7 | 2017-11-03 | 70 min |
| Season 1 | Episode 8 | Episode 8 | 2017-11-04 | 70 min |
| Season 1 | Episode 9 | Episode 9 | 2017-11-10 | 70 min |
| Season 1 | Episode 10 | Episode 10 | 2017-11-11 | 70 min |
| Season 1 | Episode 11 | Episode 11 | 2017-11-17 | 70 min |
| Season 1 | Episode 12 | Episode 12 | 2017-11-18 | 70 min |
| Directing | Ha Byung-hoon | Director |
| Camera | Hong Il-sub | Director of Photography |
| Crew | Mun Sung-nam | Compositor |
| Writing | Kwon Hye-ju | Screenplay |
