My Only One - Season 1
1 - Episode 1
Air Date: September 15, 2018
When Kang Su-il is sentenced to prison, Kim Dong-cheol offers to raise his infant daughter as his own. Nearly three decades later, Su-il walks free.
2 - Episode 2
Air Date: September 15, 2018
3 - Episode 3
Air Date: September 16, 2018
For her sister, Kim Do-ran offers to give up her life savings to So Yang-ja. Dong-cheol bumps into someone he must avoid at all costs.
4 - Episode 4
Air Date: September 16, 2018
5 - Episode 5
Air Date: September 22, 2018
When photos from his missing USB drive are leaked online, Wang Dae-ryuk suspects Do-ran. Su-il starts working for the Wang household.
6 - Episode 6
Air Date: September 22, 2018
7 - Episode 7
Air Date: September 23, 2018
At a job interview, Do-ran has another unpleasant run-in with Dae-ryuk. Oh Eun-yeong opposes her son's marriage to Na Hong-sil's daughter.
8 - Episode 8
Air Date: September 23, 2018
9 - Episode 9
Air Date: September 29, 2018
On her way to the final round of her job interview, Do-ran gets held up on the street by an older woman who seems to think she's someone else.
10 - Episode 10
Air Date: September 29, 2018
11 - Episode 11
Air Date: September 30, 2018
Meeting Do-ran as the Wang family's chauffeur, Su-il embraces the opportunity to speak to her. Dae-ryuk keeps up what he sees as a harmless joke.
12 - Episode 12
Air Date: September 30, 2018
13 - Episode 13
Air Date: October 6, 2018
Jang Da-ya digs up information on her father's murder case. Su-il resolves to stay. Dae-ryuk tries to apologize to Do-ran.
14 - Episode 14
Air Date: October 6, 2018
15 - Episode 15
Air Date: October 7, 2018
Dae-ryuk and Do-ran do their best playing games at the company retreat. After Da-ya and Wang I-ryuk's wedding, Park Geum-byeong goes missing.
16 - Episode 16
Air Date: October 7, 2018
17 - Episode 17
Air Date: October 13, 2018
When Do-ran's threatened over her mother's debt, Su-il pledges to take care of it himself. Worried about Do-ran, Dae-ryuk goes to her house.
18 - Episode 18
Air Date: October 13, 2018
19 - Episode 19
Air Date: October 14, 2018
Upset about her mother and sister, Do-ran opens up to Su-il. Later, she heads back to the Wang residence to calm down Park Geum-byeong.
20 - Episode 20
Air Date: October 14, 2018
21 - Episode 21
Air Date: October 20, 2018
Do-ran considers an unusual request from Eun-yeong. In an attempt to quash his feelings for Do-ran, Dae-ryuk tries dating another woman.
22 - Episode 22
Air Date: October 20, 2018
23 - Episode 23
Air Date: October 21, 2018
Do-ran, Su-il and Dae-ryuk wind up going to an amusement park with Geum-byeong. Yang-ja gets the wrong impression of Su-il.
24 - Episode 24
Air Date: October 21, 2018
25 - Episode 25
Air Date: October 27, 2018
Su-il's refusal to help him win over Do-ran disappoints Dae-ryuk. Inside the Wang residence, Do-ran runs into trouble with Da-ya.
26 - Episode 26
Air Date: October 27, 2018
27 - Episode 27
Air Date: October 28, 2018
Following the competition, Do-ran is placed on Dae-ryuk's team. Da-ya is ordered to apologize. Na Hong-ju meets Su-il at church.
28 - Episode 28
Air Date: October 28, 2018
29 - Episode 29
Air Date: November 3, 2018
Now that Geum-byeong has a caretaker, Da-ya wants Do-ran to stop coming around. Do-ran and Dae-ryuk officially go on a date.
30 - Episode 30
Air Date: November 3, 2018
31 - Episode 31
Air Date: November 4, 2018
Concerned about his mother, Wang Jin-kuk requests Do-ran be brought back. Kim Mi-ran suffers a blow to her ego at a get-together with friends.
32 - Episode 32
Air Date: November 4, 2018
33 - Episode 33
Air Date: November 10, 2018
Hong-ju's heart is stolen when Su-il chases down a pickpocket for her. Su-il decides to support Dae-ryuk in his pursuit of Do-ran.
34 - Episode 34
Air Date: November 10, 2018
35 - Episode 35
Air Date: November 11, 2018
Hong-sil panics when she realizes Su-il is the man her sister has fallen for. Da-ya's jealousy grows when she sees Do-ran's new necklace.
36 - Episode 36
Air Date: November 11, 2018
37 - Episode 37
Air Date: November 17, 2018
Da-ya finds out about Do-ran and Dae-ryuk's relationship. Meanwhile, Dae-ryuk tells Do-ran he wants to take things to the next level.
38 - Episode 38
Air Date: November 17, 2018
39 - Episode 39
Air Date: November 18, 2018
Eun-yeong wants Do-ran to end everything and get as far away as possible from her son. Hurt, Do-ran comes to a heartbreaking decision.
40 - Episode 40
Air Date: November 18, 2018
41 - Episode 41
Air Date: November 24, 2018
Dae-ryuk learns the real reason behind Do-ran's actions. Eun-yeong and Da-ya attempt to give Geum-byeong a convincing stand-in for Do-ran.
42 - Episode 42
Air Date: November 24, 2018
43 - Episode 43
Air Date: November 25, 2018
Dae-ryuk faces off against his mother, who is adamant that he cannot marry Do-ran. Meanwhile, Jin-kuk says he approves of their union.
44 - Episode 44
Air Date: November 25, 2018
45 - Episode 45
Air Date: December 1, 2018
Do-ran's background as an orphan becomes an obstacle for her marriage. Geum-byeong sets out to make sure Do-ran and Dae-ryuk can remain together.
46 - Episode 46
Air Date: December 1, 2018
47 - Episode 47
Air Date: December 2, 2018
At the wedding, Su-il is spotted by someone who knows his true identity. Da-ya discovers an interesting document in Geum-byeong's room.
48 - Episode 48
Air Date: December 2, 2018
49 - Episode 49
Air Date: December 8, 2018
A household staff finds Do-ran's photo inside Su-il's room. Mi-ran heads to a blind date, all the while moping over Jang Go-rae.
50 - Episode 50
Air Date: December 8, 2018
51 - Episode 51
Air Date: December 9, 2018
Do-ran is stunned to hear her biological father was present at her wedding — doubly so when Geum-ok points him out in a photo.
52 - Episode 52
Air Date: December 9, 2018
53 - Episode 53
Air Date: December 15, 2018
Learning Do-ran knows his identity, Su-il packs up to disappear. Eun-yeong is determined to make Do-ran's married life tough.
54 - Episode 54
Air Date: December 15, 2018
55 - Episode 55
Air Date: December 16, 2018
Geum-byeong and Su-il lend a hand when Do-ran's handed a ton of housework. Geum-byeong wanders to Do-ran's old house again.
56 - Episode 56
Air Date: December 16, 2018
57 - Episode 57
Air Date: December 22, 2018
Yang-ja shows up at the Wang residence to ask for money, vexing Eun-yeong. Mi-ran decides she wants to be with Go-rae.
58 - Episode 58
Air Date: December 22, 2018
59 - Episode 59
Air Date: December 23, 2018
Go-rae brings Mi-ran home to his mother and aunt, introducing her as his intended. Needing funds for the marriage, Yang-ja goes to Dae-ryuk.
60 - Episode 60
Air Date: December 23, 2018
61 - Episode 61
Air Date: December 30, 2018
When Go-rae refuses to give up his engagement, Da-ya tries to talk him out of it. Geum-byeong's jewelry goes missing, and Do-ran becomes a suspect.
62 - Episode 62
Air Date: December 30, 2018
63 - Episode 63
Air Date: January 5, 2019
Da-ya reports to Eun-yeong that she saw Do-ran visiting Su-il's room late at night, and grows increasingly resentful as her claims are dismissed.
64 - Episode 64
Air Date: January 5, 2019
65 - Episode 65
Air Date: January 6, 2019
The Wang family doesn't understand why Su-il wants to quit all of a sudden. Da-ya gets her hands on shocking DNA test results.
66 - Episode 66
Air Date: January 6, 2019
67 - Episode 67
Air Date: January 12, 2019
Insisting Su-il return to his job, Geum-byeong says she'll go on a hunger strike. Dae-ryuk follows Do-ran as she goes somewhere one night.
68 - Episode 68
Air Date: January 12, 2019
69 - Episode 69
Air Date: January 13, 2019
The unveiled secret about Do-ran and Su-il astounds Eun-yeong, who kicks Do-ran out of the house. Out on the street, Do-ran collapses.
70 - Episode 70
Air Date: January 13, 2019
71 - Episode 71
Air Date: January 19, 2019
Eun-yeong is thrown off guard when an attorney shows up with divorce papers. Hearing this, Do-ran rushes back to the house.
72 - Episode 72
Air Date: January 19, 2019
73 - Episode 73
Air Date: January 20, 2019
When a former fellow inmate of Su-il's reappears in his life, Do-ran wonders how they know each other. Hong-sil gives Mi-ran the cold shoulder.
74 - Episode 74
Air Date: January 20, 2019
75 - Episode 75
Air Date: January 26, 2019
After witnessing Su-il and Hong-ju together, Da-ya throws a fit in front of Do-ran. Yang-ja has a bone to pick with Hong-sil.
76 - Episode 76
Air Date: January 26, 2019
77 - Episode 77
Air Date: January 27, 2019
Reading letters written to her father, Do-ran learns what he's been hiding from her all along — as well as the crimes of his past.
78 - Episode 78
Air Date: January 27, 2019
79 - Episode 79
Air Date: February 2, 2019
Requesting divorce from Dae-ryuk, Do-ran takes her belongings out of the house. Yang-ja thinks she's the reason behind their separation.
80 - Episode 80
Air Date: February 2, 2019
81 - Episode 81
Air Date: February 3, 2019
Despite the truth about Do-ran's father, Dae-ryuk wants to stay together. Knowing that his past has hurt his daughter agonizes Su-il.
82 - Episode 82
Air Date: February 3, 2019
83 - Episode 83
Air Date: February 9, 2019
Finding out that Su-il was once incarcerated throws Hong-ju into a state of shock. Go-rae reveals to Mi-ran that his father was murdered.
84 - Episode 84
Air Date: February 9, 2019
85 - Episode 85
Air Date: February 10, 2019
When a horrified Hong-sil and Da-ya show up, Hong-ju tells them she wants to spend the rest of her life with Su-il.
86 - Episode 86
Air Date: February 10, 2019
87 - Episode 87
Air Date: February 16, 2019
Having uncovered the awful connection between Su-il and her father's death, Da-ya interrupts her aunt's wedding. Hong-sil is inconsolable.
88 - Episode 88
Air Date: February 16, 2019
89 - Episode 89
Air Date: February 17, 2019
Da-ya announces to the neighborhood that Su-il's bakery is run by a murderer. Jang So-yeong comes across Dae-ryuk at a bar.
90 - Episode 90
Air Date: February 17, 2019
91 - Episode 91
Air Date: February 23, 2019
Su-il asks around about a man who may be able to fill in a gap in his memories. Hong-sil comes by the bakery and causes a scene.
92 - Episode 92
Air Date: February 23, 2019
93 - Episode 93
Air Date: February 24, 2019
As Geum-byeong's condition worsens, a desperate Jin-kuk turns to Do-ran. Go-rae speaks to Su-il about his father's death.
94 - Episode 94
Air Date: February 24, 2019
95 - Episode 95
Air Date: March 2, 2019
While Dae-ryuk sets his sights on reuniting with Do-ran, Eun-yeong has other ideas. Go-rae deals with difficult news.
96 - Episode 96
Air Date: March 2, 2019
97 - Episode 97
Air Date: March 3, 2019
Hong-sil declines Su-il's offer to save her son's life, but with Go-rae's health deteriorating fast, Mi-ran urges her to reconsider.
98 - Episode 98
Air Date: March 3, 2019
99 - Episode 99
Air Date: March 9, 2019
With Su-il stuck in a coma, Dae-ryuk sticks by Do-ran's side against his mother's wishes. A mysterious man has something he needs to say to Su-il.
100 - Episode 100
Air Date: March 9, 2019
101 - Episode 101
Air Date: March 10, 2019
Hoping for answers, Do-ran and Dae-ryuk track down the mysterious man. While in Su-il's hospital room, Eun-yeong gives Do-ran a harsh warning.
102 - Episode 102
Air Date: March 10, 2019
103 - Episode 103
Air Date: March 16, 2019
Apologies are made. Su-il opposes Do-ran's return to the Wang family, afraid she will be treated with disrespect.
104 - Episode 104
Air Date: March 16, 2019
105 - Episode 105
Air Date: March 17, 2019
Dae-ryuk faces competition for Do-ran's affections. Da-ya gets unexpected help as she confronts her husband. Eun-yeong regrets her actions.
106 - Episode 106
Air Date: March 17, 2019