May 1, 2023 • 1h 6m
Hae-jun discovers a time machine while Yoon-young struggles with her busy job until tragedy strikes.
May 2, 2023 • 1h 7m
Yoon-young thinks that it could be a good thing that she somehow ended up in 1987 and met Soon-ae.
May 8, 2023 • 1h 3m
Yoon-young joins Soon-ae's class as planned, but a sudden twist drastically disrupts everything.
May 9, 2023 • 1h
Hae-jun's expectations are challenged as events unfold, until a student teacher enters the scene.
May 15, 2023 • 1h 1m
Yoon-young's choice to withhold the specifics of her reasons for staying might have been an error.
May 16, 2023 • 1h 1m
Despite Hae-jun's confidence in his thorough preparations, it turns out they are insufficient.
May 22, 2023 • 1h
Hae-jun and Yoon-young find relief, but their narrow focus may lead to unforeseen consequences.
May 23, 2023 • 1h 2m
The truth dawns on Hae-jun and Yoon-young that they are bound by certain inescapable factors.
May 29, 2023 • 59m
Despite grappling with the grief of her sister's death, Soon-ae's primary concern lies with Hee-sub.
May 30, 2023 • 1h
With an awareness of how small details can alter everything, Hae-jun directs his attention to Hae-kyung.
June 5, 2023 • 1h 1m
Not all women who read are dangerous, but the ones around Soon-ae might be a little too dangerous.
June 6, 2023 • 1h 3m
The complexity of the case deepens as Hae-jun and Yoon-young investigate, causing confusion to mount.
June 12, 2023 • 1h 3m
Hae-jun is caught in an unfortunate coincidence, with everything pointing to him as the murderer.
June 13, 2023 • 1h 3m
Hae-jun realizes that investigating the case might have affected someone very close to him.
June 19, 2023 • 1h 1m
Looking into the eyes of the culprit who stands staring down at Hae-jun leaves him speechless.
June 20, 2023 • 1h 3m
Farewells exchanged, Yoon-young and Hae-jun journey to meet them again on the other side of the timeline.