20th Century Boy and Girl

Season 1

The friendship and love lives of three single virgins born in 1983. The boy they liked in their youth shows up one day when they live in rundown apartments. They discover the meaning of home, family and friendship.

Where to Watch Season 1

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32 Episodes

The Boy We Loved Back Then
E1
The Boy We Loved Back ThenSa Jin Jin is a celebrity in her 30s. She is currently the most popular star, and everyone is head-over-heels for her. Despite her popularity, Jin Jin is only in love with a man named Anthony.
Sex Tape
E2
Sex TapeJin Jin decides to do the variety show in Hong Kong. Gong Ji Won is living in Hong Kong while working at a hedge fund. Meanwhile, a shocking news article has spread virally.
Love Story
E3
Love StoryA sex tape is released, claiming that the woman in the video is Jin Jin. Jin Jin visits her friend at the OBGYN who recently underwent surgery. A rumor starts to spread that she is pregnant.
It's Been a Long Time
E4
It's Been a Long TimeThe word is out about Jin Jin staying at an OBGYN for seven hours and leaving in the middle of the night. Reporters try to hunt her down to obtain more infor-mation. While dressed as a delivery woman, Jin Jin meets Ji Won.
The Curse of Bongo
E5
The Curse of BongoJin Jin and Ah Reum keep looking up information on Gong Ji Won on the internet, and they find out that he is married. Ah Reum wants to ask Dong Hoon out, but she hesitates to make the first move.
Love Letter
E6
Love LetterAnthony hears that there could be a reunion show for Boys Be Ambitious and visits Terius to talk about it. However, Terius doesn't seem too interested by the idea. Meanwhile, Young Shim starts working with Lawyer Kang.
An Unexpected Turn of Event
E7
An Unexpected Turn of EventJi Won runs into Jin Jin late at night at a theater. He asks Jin Jin to have a quick meal at a street stall, but she refuses. Meanwhile, Ah Reum witnesses Dong Hoon kissing Ji Hye after a get-together and gets her heart broken.
Christmas in August
E8
Christmas in AugustJi Won goes home after a long time and meets Anthony, his step-brother. Before going to work, Jin Jin stops by at her old elementary school and meets up with Ah Reum and Young Shim. A few minutes later, Ji Won shows up in front of them. Meanwhile, Jin Jin starts a new program called “We Got Married”, and she’s surprised to see who her partner is.
My First Love
E9
My First LoveJin Jin runs into Ji Won who's temporarily staying at Jin Jin's parents' place. She learns that Ji Won's not married. Meanwhile, Jin Jin starts shooting "We Got Married" with Anthony, but they have to keep it a secret.
The Wedding
E10
The WeddingJin Jin and Anthony meet again for the second shoot of "We Got Married". They have to invite their friends and family for the wedding. Jin Jin invites Ah Reum and Young Shim, and Anthony ends up inviting Ji Won, who unexpectedly sees Jin Jin wearing a wedding dress.
My Friend's Wedding
E11
My Friend's WeddingAs part of a wedding event, Jin Jin has to pick Anthony among three men, including Ji Won, who are hidden behind masks. Jin Jin mistakenly picks Ji Won, so Anthony feels disappointed. Meanwhile, Anthony loses the wedding ring he exchanged with Jin Jin.
The First Date
E12
The First DateJin Jin meets Anthony at a restaurant and has dinner with him. Jin Jin gets nervous as she thinks of it as a date. Young Shim gets appointed as Jong Hwa's lawyer and tries her best to help him. Meanwhile, Ji Won helps Jin Jin catch a bug in her room, and the door accidentally gets locked.
P.S. I Love You
E13
P.S. I Love YouJin Jin and Ji Won become honest with each other. Gradually, they start to bond more. Meanwhile, during the gathering of Anthony and Jin Jin's variety show, Jin Jin becomes a black knight for him.
What Is Your Wish?
E14
What Is Your Wish?During the gathering, Jin Jin is determined to protect Anthony. She sits next to him and secretly switches his drinks with her water. Consequently, she gets very drunk.
Stand by Me
E15
Stand by MeJin Jin, Ji Won, and Anthony have dinner together. Anthony becomes curious about how Ji Won feels about Jin Jin. Meanwhile, Jin Jin suddenly collapses and is taken to the hospital.
Death Day
E16
Death DayAnthony presents Jin Jin with a small tree for their dinner. Jin Jin tells him that it's an amazing gift. Anthony wants to tell her that it's actually from Ji Won, but Ji Won stops him from saying anything.
10 Reasons Why I Can't Love You
E17
10 Reasons Why I Can't Love YouThanks to Anthony, Jin Jin's life is saved. After waking up and finding out that Ji Won has not called her once, she becomes sad. When she finds out that he has returned home, her sadness deepens. In the end, she decides to tell him exactly how she feels.
I Hate Myself the Most
E18
I Hate Myself the MostAnthony and Jin Jin do a couple photoshoot. A commercial offer related to rubber gloves and newlyweds come in, but Anthony is hesitant to accept it. Meanwhile, on her way to Ah Reum's housewarming party, Jin Jin gets lost.
Love Wind Love Song
E19
Love Wind Love SongWhile filming "We Got Married" on Jeju Island, Jin Jin and Anthony become closer. Meanwhile, Ji Won cancels the blind date and reevaluates his feelings for Jin Jin. He makes a decision.
I'm Sick of It
E20
I'm Sick of ItAfter shooting "We Got Married", the entire crew eats dinner. Jin Jin accidentally eats shrimp and gets an allergic reaction. Ji Won sees this and brings her to a pharmacy. Meanwhile, Ah Reum gets into a taxi that is driven by a pervert.
Tian Mi Mi, as Sweet as Honey
E21
Tian Mi Mi, as Sweet as HoneyJin Jin and Ji Won start dating in secret and enjoy their time together. Mean-while, Ji Won decides to disclose to Anthony about his relationship with Jin Jin. However, things do not go their way.
I Think I Found My Medicine
E22
I Think I Found My MedicineAh Reum and Young Shim notice that Ji Won and Jin Jin like each other. How-ever, the latter two do not realize this. Meanwhile, rumors spread about how Jin Jin and Anthony might get married. This upsets Ji Won.
Are You Going to Get Married?
E23
Are You Going to Get Married?Ji Won tries numerous times to tell his brother, Anthony, about his relationship with Jin Jin. However, every time he attempts to do so, something gets in the way. Anthony, however, notices their relationship and is in a dilemma.
I Know Nothing about You
E24
I Know Nothing about YouAh Reum and Woo Sung go on their first date, but it becomes too awkward. Jin Jin's mother has a hard time seeing. Meanwhile, Jin Jin and Anthony agree to tell each other everything.
While You Are in Love
E25
While You Are in LoveJi Won tells his brother, Anthony, that Jin Jin is his first love as well as his girl-friend. Meanwhile, Jin Jin is in shock after finding out about her mother's glau-coma. Depressed and desperate, she heads out with Ji Won to find her older sister, Ho Sung.
Love Cosmos
E26
Love CosmosBoth Anthony and Ji Won strive to look for Jin Jin's sister. Ji Won takes Jin Jin to Ha Dong. Meanwhile, Anthony and Jin Jin decide to stop shooting "We Got Married".
Before Sunrise
E27
Before SunriseAfter much hardship, Jin Jin and Ji Won successfully find Jin Jin's sister, Ho Sung. Jin Jin begs her to go back home with her, but Ho Sung is determined not to go. Meanwhile, Mi Kyung decides to get surgery for her glaucoma, and the family is nervous.
Let's Stop Here
E28
Let's Stop HereAnthony thinks that it's time for him to retire from the entertainment industry. However, Jeong Eun demands he take on one last project. Meanwhile, Jin Jin's mother undergoes surgery for her eyes.
Begin Again
E29
Begin AgainJin Jin meets Anthony on a new drama, and they practice together. Meanwhile, Ji Won’s ex, Bella, contacts him after a long time and gives him mixed emo-tions. Jin Jin becomes anxious.
Only the Moon Knows Whom I Love
E30
Only the Moon Knows Whom I LoveJin Jin and Ji Won go on a double date with Jin Jin’s stylist, Mi Dal, and Ji Won’s secretary. Meanwhile, Ah Reum meets Woo Sung’s sisters. The sisters all thank her for dating their ugly brother.
Happy Ending
E31
Happy EndingJin Jin embraces Ji Won’s hurt past. Seeing this, Ji Won makes a big decision and proposes to her. However, articles involving paparazzi shots of Jin Jin arise.
The Four Bongos
E32
The Four BongosJin Jin and Ji Won almost get caught by her brother. Jin Jin's dad senses something going on between her and Ji Won. He tells her to move downstairs, saying that he will rent out the room above.