Watch Firstborn TV Series Episodes Online.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | Episode 1 | 2013-09-14 | 60 min |
| Season 1 | Episode 2 | Episode 2 | 2013-09-15 | 60 min |
| Season 1 | Episode 3 | Episode 3 | 2013-09-21 | 60 min |
| Season 1 | Episode 4 | Episode 4 | 2013-09-22 | 60 min |
| Season 1 | Episode 5 | Episode 5 | 2013-09-28 | 60 min |
| Season 1 | Episode 6 | Episode 6 | 2013-09-29 | 60 min |
| Season 1 | Episode 7 | Episode 7 | 2013-10-05 | 60 min |
| Season 1 | Episode 8 | Episode 8 | 2013-10-06 | 60 min |
| Season 1 | Episode 9 | Episode 9 | 2013-10-12 | 60 min |
| Season 1 | Episode 10 | Episode 10 | 2013-10-13 | 60 min |
| Season 1 | Episode 11 | Episode 11 | 2013-10-19 | 60 min |
| Season 1 | Episode 12 | Episode 12 | 2013-10-20 | 60 min |
| Season 1 | Episode 13 | Episode 13 | 2013-10-26 | 60 min |
| Season 1 | Episode 14 | Episode 14 | 2013-10-27 | 60 min |
| Season 1 | Episode 15 | Episode 15 | 2013-11-02 | 60 min |
| Season 1 | Episode 16 | Episode 16 | 2013-11-03 | 60 min |
| Season 1 | Episode 17 | Episode 17 | 2013-11-09 | 60 min |
| Season 1 | Episode 18 | Episode 18 | 2013-11-10 | 60 min |
| Season 1 | Episode 19 | Episode 19 | 2013-11-16 | 60 min |
| Season 1 | Episode 20 | Episode 20 | 2013-11-17 | 60 min |
| Season 1 | Episode 21 | Episode 21 | 2013-11-23 | 60 min |
| Season 1 | Episode 22 | Episode 22 | 2013-11-24 | 60 min |
| Season 1 | Episode 23 | Episode 23 | 2013-11-30 | 60 min |
| Season 1 | Episode 24 | Episode 24 | 2013-12-01 | 60 min |
| Season 1 | Episode 25 | Episode 25 | 2013-12-07 | 60 min |
| Season 1 | Episode 26 | Episode 26 | 2013-12-08 | 60 min |
| Season 1 | Episode 27 | Episode 27 | 2013-12-14 | 60 min |
| Season 1 | Episode 28 | Episode 28 | 2013-12-15 | 60 min |
| Season 1 | Episode 29 | Episode 29 | 2013-12-21 | 60 min |
| Season 1 | Episode 30 | Episode 30 | 2013-12-22 | 60 min |
| Season 1 | Episode 31 | Episode 31 | 2013-12-28 | 60 min |
| Season 1 | Episode 32 | Episode 32 | 2013-12-29 | 60 min |
| Season 1 | Episode 33 | Episode 33 | 2014-01-04 | 60 min |
| Season 1 | Episode 34 | Episode 34 | 2014-01-05 | 60 min |
| Season 1 | Episode 35 | Episode 35 | 2014-01-11 | 60 min |
| Season 1 | Episode 36 | Episode 36 | 2014-01-12 | 60 min |
| Season 1 | Episode 37 | Episode 37 | 2014-01-18 | 60 min |
| Season 1 | Episode 38 | Episode 38 | 2014-01-19 | 60 min |
| Season 1 | Episode 39 | Episode 39 | 2014-01-25 | 60 min |
| Season 1 | Episode 40 | Episode 40 | 2014-01-26 | 60 min |
| Season 1 | Episode 41 | Episode 41 | 2014-02-01 | 60 min |
| Season 1 | Episode 42 | Episode 42 | 2014-02-02 | 60 min |
| Season 1 | Episode 43 | Episode 43 | 2014-02-08 | 60 min |
| Season 1 | Episode 44 | Episode 44 | 2014-02-09 | 60 min |
| Season 1 | Episode 45 | Episode 45 | 2014-02-15 | 60 min |
| Season 1 | Episode 46 | Episode 46 | 2014-02-16 | 60 min |
| Season 1 | Episode 47 | Episode 47 | 2014-02-22 | 60 min |
| Season 1 | Episode 48 | Episode 48 | 2014-02-23 | 60 min |
| Season 1 | Episode 49 | Episode 49 | 2014-03-01 | 60 min |
| Season 1 | Episode 50 | Episode 50 | 2014-03-02 | 60 min |
| Season 1 | Episode 51 | Episode 51 | 2014-03-08 | 60 min |
| Season 1 | Episode 52 | Episode 52 | 2014-03-09 | 60 min |
| Season 1 | Episode 53 | Episode 53 | 2014-03-15 | 60 min |
| Season 1 | Episode 54 | Episode 54 | 2014-03-16 | 60 min |
| Directing | Lee Kwan-hee | Director |
| Writing | Kim Jung-soo | Writer |