Secret Sister is streaming on TVING in South Korea. Availability checked 16 June 2026.
Where to watch Secret Sister
🇰🇷 South Korea
Good to know
- Creator
- 오정, 박소정
- Release date
- 2018-05-04
- Runtime
- 50m
- Language
- Korean
- Seasons
- 1
- Episodes
- 19
- Network
- JTBC4
- Status
- Ended
- Country
- South Korea
- Studio
- JTBC PLUS
About Secret Sister
Secret Sister is a 2018 web series in the Reality genre, created by 오정 and 박소정. It spans 1 season and 19 episodes, and originally aired on JTBC4. It holds an average rating of 9.0/10 from 1 viewers. Below you can see where to watch Secret Sister in South Korea — across streaming, rental and purchase options — along with the full cast, trailer and viewer reviews.
Synopsis
Celebrities become an Unnie (older sister) for a day to a younger celebrity spending 24 hours together, sharing one bed and one blanket.
Seasons (1)
Frequently asked questions
Where can I watch Secret Sister in South Korea?+
In South Korea, you can stream Secret Sister on TVING.
Is Secret Sister on Netflix?+
Secret Sister is not on Netflix in South Korea right now, but you can stream it on TVING.
How many seasons of Secret Sister are there?+
Secret Sister has 1 season and 19 episodes in total.
When did Secret Sister come out?+
Secret Sister is a 2018 web series created by 오정 and 박소정.
What genre is Secret Sister?+
Secret Sister is Reality series.
Who created Secret Sister?+
Secret Sister was created by 오정 and 박소정.
User reviews
No reviews yet — be the first to review Secret Sister.
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