At Eighteen
열여덟의 순간
We checked 8 streaming services in India on 05 Jun 2026 at 09:25 IST
About
A misunderstood loner is drawn out of his shell after transferring to another high school, where he comes across new ordeals -- and first love.
Cast
Ong Seong-wu
as Choi Joon-Woo
Kim Hyang-gi
as Yoo Soo-Bin
Shin Seung-ho
as Ma Whi-Young
Kang Ki-young
as Oh Han-Kyeol
Shim Yi Young
as Joon-Woo's mother
Kim Sun-young
as Soo-Bin's mother
Choi Jae-woong
as Choi Myeong-jun
Moon Bin
as Jung Oh-je
Jeong Young-ju
as Park Geum-ja
Jung Hyeon-jun
as Choi Joon-Woo (young)
Yoo In-soo
as Yoo Pil-Sang
Han Sung-min
as Hwang Ro-mi
Kim Bo-yoon
as Kwon Da-hwin
Moon Joo-yeon
as Yoon So-ye
Baek Jae-woo
as Go Dong
Hur Young-ji
as Kim Ji-min
Episodes
Season 1
The Nameless Kid, Choe Jun-u
Not long after arriving at a new high school, where he's shown around by star student Ma Hwi-yeong, Choe Jun-u faces an unfair accusation.
A Moment I Want to Run Away
Jun-u prepares to transfer schools again. Yu Su-bin doesn't believe Jun-u took the watch. Hwi-yeong won't own up to what he did.
It Always Rains on a Sad Day
Jun-u beats out Hwi-yeong to pair up with Su-bin for a class assignment, and receives an urgent call about an old friend.
Happiness and Sadness Come and Go Instantly
Su-bin and Jun-u continue practicing their English for the upcoming evaluation. Sin Jeong-hu writes a letter, and makes a heartfelt apology.
After that Long and Sad Day
Jun-u's outburst of rage panics Hwi-yeong, who has something to cover up. O Han-kyeol visits someone who can testify to the truth.
The Timing of Action and Reaction
Fighting with her mother, Su-bin doesn't go home. Determined to reveal Hwi-yeong's true nature, Jun-u starts to gain insight into his behavior.
Romeo and Juliet
Su-bin and Jun-u can't stop thinking about each other -- but don't know what to do about it. Hwi-yeong agonizes over one wrong answer on a math test.
The Moment of Your First Love
Even as Su-bin learns she's not the only one who likes Jun-u, she's excited for their first date. Jo Sang-hun goes up against Hwi-yeong's parents.
Where does At Eighteen rank today?
At Eighteen is #2209 on the CineFlixo Daily Streaming Charts today.
- Highest: #2209
- Top 10: 0 days
- Top 100: 0 days
Watch At Eighteen Online Free — All Episodes in HD
Stream At Eighteen online free in HD on CineFlixo. A popular drama and comedy series originally produced in Coreano and released in 2019, it's earned a solid 6.8/10 from 25 viewers worldwide.
About At Eighteen
A misunderstood loner is drawn out of his shell after transferring to another high school, where he comes across new ordeals -- and first love. Across 1 season and 16 episodes, originally airing on JTBC.
At Eighteen Cast and Characters
The cast features Ong Seong-wu (as Choi Joon-Woo), Kim Hyang-gi (as Yoo Soo-Bin), Shin Seung-ho (as Ma Whi-Young), Kang Ki-young (as Oh Han-Kyeol), and Shim Yi Young (as Joon-Woo's mother). Their performances are a major reason At Eighteen has built such a passionate audience.
Where to Watch At Eighteen Online
On CineFlixo you can watch At Eighteen free — no account, no credit card, no ads in the middle of the show. We stream the full series in 720p / 1080p HD, with subtitles when available, on any device: phone, tablet, laptop, or smart TV browser.
▶ Watch At Eighteen NowWhy People Are Watching At Eighteen
At Eighteen flies under the radar but it deserves your attention. What makes it work is emotional weight that hits where it counts and sharp comedic timing that lands consistently. If you enjoy Coreano storytelling that doesn't follow the same tired beats, this is the kind of show you'll end up recommending to friends.
Frequently Asked Questions about At Eighteen
Where can I watch At Eighteen online for free?
You can watch At Eighteen online free on CineFlixo. Just open the page and hit play — no signup, no subscription, full HD streaming on phone, tablet, or desktop.
How many episodes does At Eighteen have?
At Eighteen has 16 episodes across 1 season. All episodes are available to stream right here on CineFlixo.
Is At Eighteen good? What's the rating?
At Eighteen holds a 6.8/10 rating based on 25 reviews — a solid pick if the genre interests you.
Who is in the cast of At Eighteen?
The main cast includes Ong Seong-wu, Kim Hyang-gi, Shin Seung-ho, and Kang Ki-young, plus a strong supporting ensemble.
Is At Eighteen available in Coreano?
Yes — At Eighteen was originally produced in Coreano and that's the version you'll stream here on CineFlixo. English subtitles are provided when available.
When was At Eighteen released?
At Eighteen first aired in 2019.
Do I need an account to watch At Eighteen on CineFlixo?
No. CineFlixo is free and you can watch At Eighteen without creating an account. Sign-up is optional — only useful if you want a personal Watchlist or to comment on episodes.
Similar Series You Might Like
If you enjoyed At Eighteen, check out The Lady Commander, Harmony of Mille-Feuille, Pehla Pyaar - Less Than 1% Chance, Dao Lhong Fah, and Sood Ruk Sood Duang Jai.
Frequently Asked Questions
Where can I watch At Eighteen for free?
You can watch At Eighteen online for free on CineFlixo. All 16 episodes across 1 season are available to stream in HD without a subscription, signup, or paywall. Just open the show page and press play.
How many seasons and episodes does At Eighteen have?
At Eighteen currently has 1 season and a total of 16 episodes. The series status is "Ended", so the episode count may grow as new seasons are released. You can browse the full episode list on CineFlixo and continue watching from where you left off.
What is At Eighteen about?
A misunderstood loner is drawn out of his shell after transferring to another high school, where he comes across new ordeals -- and first love. It belongs to the Drama, Comedy genres.
In which language is At Eighteen originally available?
At Eighteen was originally produced in KO. On CineFlixo the show is available in its original KO audio. Check the player options on the watch page for available subtitle tracks.
When was At Eighteen first released?
At Eighteen first premiered on July 22, 2019 (2019). The series has since concluded its run.
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