A Boy's Sister poster
Where to stream

A Boy's Sister

6.020131h 43mMovieDrama

It's a story of a waitress who was suffering from domestic violence; she eventually finds her true self by meeting a student.

DirectorLee Won-sik
WriterLee Won-sik
ProducerLee Won-sik

Where to watch

OnDemandKoreaOnDemandKorea
Availability shown for United States · rights vary by country

Cast · Directed by Lee Won-sik

SYSung Yu-ri
Sung Yu-ri
Yoon-Hee
LJLee Ju-seung
Lee Ju-seung
Jin-ho
JL
Jaewan Lee
학생주임
KDKim Dong-seok
Kim Dong-seok
Jin-ho's Father

More from Sung Yu-ri · Lead actress

Monster
Monster
2016 · 7.3
The Snow Queen
The Snow Queen
2006 · 7.9
Swallow the Sun
Swallow the Sun
2009 · 5.1
Birth Secret
Birth Secret
2013 · 5.0
Feast of the Gods
Feast of the Gods
2012 · 6.3
Hong Gil-Dong, The Hero
Hong Gil-Dong, The Hero
2008 · 5.6
One Fine Day
One Fine Day
2006 · 5.6
First Love of a Royal Prince
First Love of a Royal Prince
2004 · 6.6
Romance Town
Romance Town
2011 · 4.5
Thousand Years of Love
Thousand Years of Love
2003 · 2.6
See all fromSung Yu-ri

More from Lee Ju-seung · Co-star actor

Voice
Voice
2017 · 7.3
Drama Stage
Drama Stage
2017 · 4.0
Happiness
Happiness
2021 · 8.1
Pinocchio
Pinocchio
2014 · 8.2
Blade Man
Blade Man
2014 · 5.9
Let's Eat
Let's Eat
2013 · 8.1
The Producers
The Producers
2015 · 7.4
Black Knight
Black Knight
2023 · 7.4
High School King of Savvy
High School King of Savvy
2014 · 7.5
Our Movie
Our Movie
2025 · 8.6
See all fromLee Ju-seung

More from Lee Won-sik · Director

April Snow
April Snow
2005 · 6.1
A Song of Korean Factory Girls
A Song of Korean Factory Girls
2024
Traveler from the North
Traveler from the North
2013
Sister On The Road
Sister On The Road
2014
Bethesda in Japan
Bethesda in Japan
2019
Ikaino
Ikaino
2025
Korean Bible Route
Korean Bible Route
2020
See all fromLee Won-sik

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2010 · 5.7
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Untold Scandal
2003 · 6.4

A Boy's Sister — streaming FAQ

Which OTT platform streams A Boy's Sister?

A Boy's Sister is streaming on OnDemandKorea in United States. It's not currently on Netflix.

Is A Boy's Sister on Netflix?

No, A Boy's Sister is not on Netflix in United States as of October 2026. It's currently on OnDemandKorea.

Is A Boy's Sister on Amazon Prime Video?

No, A Boy's Sister isn't on Amazon Prime Video in United States right now. It's on OnDemandKorea instead.

Where can I watch A Boy's Sister for free?

A Boy's Sister is available to stream free (with ads) on OnDemandKorea in United States.