Jae-woo is a young man who lives with childhood trauma and finds himself traveling to the past where he meets Ji-hoon, a law student preparing for a bar exam and the person Jae-woo admires the most. As he travels to the past, will he be able to change each other's fate?
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | Episode 1 | 2020-03-28 | 40 min |
| Season 1 | Episode 2 | Episode 2 | 2020-03-28 | 40 min |
| Season 1 | Episode 3 | Episode 3 | 2020-03-29 | 40 min |
| Season 1 | Episode 4 | Episode 4 | 2020-03-29 | 40 min |
| Season 1 | Episode 5 | Episode 5 | 2020-04-04 | 40 min |
| Season 1 | Episode 6 | Episode 6 | 2020-04-04 | 40 min |
| Season 1 | Episode 7 | Episode 7 | 2020-04-05 | 40 min |
| Season 1 | Episode 8 | Episode 8 | 2020-04-05 | 40 min |
| Season 1 | Episode 9 | Episode 9 | 2020-04-11 | 40 min |
| Season 1 | Episode 10 | Episode 10 | 2020-04-11 | 40 min |
| Season 1 | Episode 11 | Episode 11 | 2020-04-12 | 40 min |
| Season 1 | Episode 12 | Episode 12 | 2020-04-12 | 40 min |
| Season 1 | Episode 13 | Episode 13 | 2020-04-18 | 40 min |
| Season 1 | Episode 14 | Episode 14 | 2020-04-18 | 40 min |
| Season 1 | Episode 15 | Episode 15 | 2020-04-19 | 40 min |
| Season 1 | Episode 16 | Episode 16 | 2020-04-19 | 40 min |
| Season 1 | Episode 17 | Episode 17 | 2020-04-25 | 40 min |
| Season 1 | Episode 18 | Episode 18 | 2020-04-25 | 40 min |
| Season 1 | Episode 19 | Episode 19 | 2020-04-26 | 40 min |
| Season 1 | Episode 20 | Episode 20 | 2020-04-26 | 40 min |
| Season 1 | Episode 21 | Episode 21 | 2020-05-02 | 40 min |
| Season 1 | Episode 22 | Episode 22 | 2020-05-02 | 40 min |
| Season 1 | Episode 23 | Episode 23 | 2020-05-03 | 40 min |
| Season 1 | Episode 24 | Episode 24 | 2020-05-03 | 40 min |
| Season 1 | Episode 25 | Episode 25 | 2020-05-09 | 40 min |
| Season 1 | Episode 26 | Episode 26 | 2020-05-09 | 40 min |
| Season 1 | Episode 27 | Episode 27 | 2020-05-10 | 40 min |
| Season 1 | Episode 28 | Episode 28 | 2020-05-10 | 40 min |
| Season 1 | Episode 29 | Episode 29 | 2020-05-16 | 40 min |
| Season 1 | Episode 30 | Episode 30 | 2020-05-16 | 40 min |
| Season 1 | Episode 31 | Episode 31 | 2020-05-17 | 40 min |
| Season 1 | Episode 32 | Episode 32 | 2020-05-17 | 40 min |
| Season 1 | Episode 33 | Episode 33 | 2020-05-23 | 40 min |
| Season 1 | Episode 34 | Episode 34 | 2020-05-23 | 40 min |
| Season 1 | Episode 35 | Episode 35 | 2020-05-24 | 40 min |
| Season 1 | Episode 36 | Episode 36 | 2020-05-24 | 40 min |
| Season 1 | Episode 37 | Episode 37 | 2020-05-30 | 40 min |
| Season 1 | Episode 38 | Episode 38 | 2020-05-30 | 40 min |
| Season 1 | Episode 39 | Episode 39 | 2020-05-31 | 40 min |
| Season 1 | Episode 40 | Episode 40 | 2020-05-31 | 40 min |
| Season 1 | Episode 41 | Episode 41 | 2020-06-06 | 40 min |
| Season 1 | Episode 42 | Episode 42 | 2020-06-06 | 40 min |
| Season 1 | Episode 43 | Episode 43 | 2020-06-07 | 40 min |
| Season 1 | Episode 44 | Episode 44 | 2020-06-07 | 40 min |
| Season 1 | Episode 45 | Episode 45 | 2020-06-13 | 40 min |
| Season 1 | Episode 46 | Episode 46 | 2020-06-13 | 40 min |
| Season 1 | Episode 47 | Episode 47 | 2020-06-14 | 40 min |
| Season 1 | Episode 48 | Episode 48 | 2020-06-14 | 40 min |
| Season 1 | Episode 49 | Episode 49 | 2020-06-20 | 40 min |
| Season 1 | Episode 50 | Episode 50 | 2020-06-20 | 40 min |
| Season 1 | Episode 51 | Episode 51 | 2020-06-21 | 40 min |
| Season 1 | Episode 52 | Episode 52 | 2020-06-21 | 40 min |
| Season 1 | Episode 53 | Episode 53 | 2020-06-27 | 40 min |
| Season 1 | Episode 54 | Episode 54 | 2020-06-27 | 40 min |
| Season 1 | Episode 55 | Episode 55 | 2020-06-28 | 40 min |
| Season 1 | Episode 56 | Episode 56 | 2020-06-28 | 40 min |
| Season 1 | Episode 57 | Episode 57 | 2020-07-04 | 40 min |
| Season 1 | Episode 58 | Episode 58 | 2020-07-04 | 40 min |
| Season 1 | Episode 59 | Episode 59 | 2020-07-05 | 40 min |
| Season 1 | Episode 60 | Episode 60 | 2020-07-05 | 40 min |
| Season 1 | Episode 61 | Episode 61 | 2020-07-11 | 40 min |
| Season 1 | Episode 62 | Episode 62 | 2020-07-11 | 40 min |
| Season 1 | Episode 63 | Episode 63 | 2020-07-12 | 40 min |
| Season 1 | Episode 64 | Episode 64 | 2020-07-12 | 40 min |
| Season 1 | Episode 65 | Episode 65 | 2020-07-18 | 40 min |
| Season 1 | Episode 66 | Episode 66 | 2020-07-18 | 40 min |
| Season 1 | Episode 67 | Episode 67 | 2020-07-19 | 40 min |
| Season 1 | Episode 68 | Episode 68 | 2020-07-19 | 40 min |
| Season 1 | Episode 69 | Episode 69 | 2020-07-25 | 40 min |
| Season 1 | Episode 70 | Episode 70 | 2020-07-25 | 40 min |
| Season 1 | Episode 71 | Episode 71 | 2020-07-26 | 40 min |
| Season 1 | Episode 72 | Episode 72 | 2020-07-26 | 40 min |
| Season 1 | Episode 73 | Episode 73 | 2020-08-01 | 40 min |
| Season 1 | Episode 74 | Episode 74 | 2020-08-01 | 40 min |
| Season 1 | Episode 75 | Episode 75 | 2020-08-02 | 40 min |
| Season 1 | Episode 76 | Episode 76 | 2020-08-02 | 40 min |
| Season 1 | Episode 77 | Episode 77 | 2020-08-08 | 40 min |
| Season 1 | Episode 78 | Episode 78 | 2020-08-08 | 40 min |
| Season 1 | Episode 79 | Episode 79 | 2020-08-09 | 40 min |
| Season 1 | Episode 80 | Episode 80 | 2020-08-09 | 40 min |
| Season 1 | Episode 81 | Episode 81 | 2020-08-15 | 40 min |
| Season 1 | Episode 82 | Episode 82 | 2020-08-15 | 40 min |
| Season 1 | Episode 83 | Episode 83 | 2020-08-16 | 40 min |
| Season 1 | Episode 84 | Episode 84 | 2020-08-16 | 40 min |
| Season 1 | Episode 85 | Episode 85 | 2020-08-22 | 40 min |
| Season 1 | Episode 86 | Episode 86 | 2020-08-22 | 40 min |
| Season 1 | Episode 87 | Episode 87 | 2020-08-23 | 40 min |
| Season 1 | Episode 88 | Episode 88 | 2020-08-23 | 40 min |
| Season 1 | Episode 89 | Episode 89 | 2020-08-29 | 40 min |
| Season 1 | Episode 90 | Episode 90 | 2020-08-29 | 40 min |
| Season 1 | Episode 91 | Episode 91 | 2020-08-30 | 40 min |
| Season 1 | Episode 92 | Episode 92 | 2020-08-30 | 40 min |
| Season 1 | Episode 93 | Episode 93 | 2020-09-05 | 40 min |
| Season 1 | Episode 94 | Episode 94 | 2020-09-05 | 40 min |
| Season 1 | Episode 95 | Episode 95 | 2020-09-06 | 40 min |
| Season 1 | Episode 96 | Episode 96 | 2020-09-06 | 40 min |
| Season 1 | Episode 97 | Episode 97 | 2020-09-12 | 40 min |
| Season 1 | Episode 98 | Episode 98 | 2020-09-12 | 40 min |
| Season 1 | Episode 99 | Episode 99 | 2020-09-13 | 40 min |
| Season 1 | Episode 100 | Episode 100 | 2020-09-13 | 40 min |
| Directing | Teddy Hwang | Director |
