S01:E15 - Episode 15
S01:É01 - S01:E01 - Episode 1
So-jun, a time traveler who can take the subway to the future, saves Marin from being hit by a car.
S01:É02 - S01:E02 - Episode 2
Three months into the future, So-jun can't believe he and Marin are getting married.
S01:É03 - S01:E03 - Episode 3
So-jun learns that Marin and he survived the subway disaster together seven years ago.
S01:É04 - S01:E04 - Episode 4
While waiting for So-jun, Marin receives a call and rushes to the emergency room.
S01:É05 - S01:E05 - Episode 5
So-jun and Marin are newlyweds. But there's a lot they don't know about each other.
S01:É06 - S01:E06 - Episode 6
So-jun is nervous that Marin will find out he's a time traveler.
S01:É07 - S01:E07 - Episode 7
So-jun tries to make peace with Marin. but it's not easy when Marin's suspicions flare up.
S01:É08 - S01:E08 - Episode 8
So-jun wants to tell her everything about himself, but he asks her to wait a little longer.
S01:É09 - S01:E09 - Episode 9
After their reconciliation, So-jun and Marin become an inseparable couple.
S01:É10 - S01:E10 - Episode 10
Marin finds out that So-jun is a time traveler and has a hard time believing it.
S01:É11 - S01:E11 - Episode 11
So-jun suspects Sung-kyu's death, time-travels to find clues, moving between present and future.
S01:É12 - S01:E12 - Episode 12
Marin is disappointed and angry with So-jun, so she packs her things and leaves.
S01:É13 - S01:E13 - Episode 13
To avoid disappearing, So-jun decides not to take the subway to stay with Marin.
S01:É14 - S01:E14 - Episode 14
So-jun is spotted by Yong-jin as he disappears on the subway.
S01:É15 - S01:E15 - Episode 15
Yong-jin kidnaps Marin, So-jun agrees to meet Yong-jin in the subway to find out where Marin is.
S01:É16 - S01:E16 - Episode 16
So-jun jumps on the train and is reunited with her across time.
