Episode 1
Episode 1
Eight teens start their first day of School 19, getting to know each other while following one rule that'll pique their curiosity.
Where to watch Nineteen to Twenty
TV series
Nineteen to Twenty
2023TV-141 season7.8 / 10
From teenage flutters to twenty-something crushes young romance reality show.
A group of young adults share their last week of teens and first week of twenties together — experiencing freedom and all the “firsts” of adulthood.
Availability
Not streaming in United States
Checked Jul 22, 2026
Nineteen to Twenty premiered July 11, 2023. We don't have a confirmed streaming, rental or purchase option yet.
Synopsis
A group of young adults share their last week of teens and first week of twenties together — experiencing freedom and all the “firsts” of adulthood.
Season 1 episodes
Choose an episode, then use the watch options above for the show.
Episode 2
Episode 2
On day two of School 19, the teens swap stories about their past relationships — later tasked with homework that'll make their hearts flutter.
Where to watch Nineteen to Twenty
Episode 3
Episode 3
Just as the eight classmates settle into their dynamic, two new transfer students enter School 19. How will this addition shake up the group?
Where to watch Nineteen to Twenty
Episode 4
Episode 4
Sparks fly as the 10 students pair up for cooking class. They later head to an amusement park, where thrilling rides risk revealing hidden feelings.
Where to watch Nineteen to Twenty
Episode 5
Episode 5
On the last day of School 19, the students pair up for a dancesport class — and new feelings arise. Upon graduating, they move into House 20.
Where to watch Nineteen to Twenty
Episode 6
Episode 6
It's the New Year and the no-dating rule is no more. As the group forms deeper connections, Dream Dates raise the stakes for the doe-eyed youngsters.
Where to watch Nineteen to Twenty
Episode 7
Episode 7
A few housemates pair up to go on dates, solidifying connections — for better or for worse. The first two Dream Dates are announced.
Where to watch Nineteen to Twenty
Episode 8
Episode 8
The housemates begin scouting for the Dream Date. Will the dates blossom into something more? Or will they lead to a change of hearts?
Where to watch Nineteen to Twenty
Episode 9
Episode 9
A couple goes on their Dream Date — but feelings remain complicated. As the housemates go on their own dates, conflicting emotions bubble to the surface.
Where to watch Nineteen to Twenty
Episode 10
Episode 10
A couple of once-mutual connections turn distant. A new Dream Date announcement leaves the housemates navigating an emotional minefield.
Where to watch Nineteen to Twenty
Episode 11
Episode 11
After a drama-filled night in House 20, the housemates continue to go on dates. While a couple cements their relationship, they face an accident.
Where to watch Nineteen to Twenty
Episode 12
Episode 12
An unintended eavesdrop creates soured feelings. Two couples go on their long-awaited Dream Dates, leading to heartbreak back at the house.
Where to watch Nineteen to Twenty
Episode 13
Episode 13
As their time in House 20 nears the end, the housemates reflect on their time together. While some make their relationships official, some find closure.
Where to watch Nineteen to TwentyEpisode information updated Jul 22, 2026
Available now in United States
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More about Nineteen to Twenty
Cast
Cho Kyu-hyunSelf - Host
Kim Ji-eunSelf - Host
Lee Soo-hyunSelf - Host
Jeong Se-woonSelf - Host
Kim Jung-hyukSelf - Teacher
Im Jeong-yunSelfCredits
- Created by
- Kim Jung-hyun, Park Su-ji, Kim Jae-won
- Written by
- Ji Hyun-sook
Production details
- Status
- Ended
- Series type
- Reality
- Episodes
- 13
- Original language
- Korean
- Original title
- 19/20
Networks & production
Netflix
Shijak CompanySouth Korea
Themes
affectationcohabitationcoming of agedating showfriendshiphigh schoolreality showromance