Unknown
關於未知的我們
Wei Qian, thrust into adulthood after losing his parents, faces turmoil when his adopted brother Xiao Yuan confesses feelings, challenging family bonds and emotions.
Ratings
Based on audience scoresWhere to stream Unknown
Not streaming in the United States right now.
Trailers and promos
Trailer 2 [Subtitled]
Trailer [Subtitled]
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Frequently asked questions about Unknown
Where can I watch Unknown in the United States?
Unknown is not streaming in the United States right now, though it is available in Japan. Track it in Limelight to get a notification when it arrives on a service you pay for.
What are the ratings for Unknown?
Unknown scores 8.4 on The Movie Database and 8.5 on IMDb.
Who stars in Unknown?
Unknown stars Chris Chiu, Kurt Huang, Tammy Lin, Kim Jae-hoon, and Danny Liang. Priest is the creator.
How many seasons of Unknown are there?
Unknown has 1 season and 12 episodes, and is ended.
How long does it take to watch all of Unknown?
All 12 episodes of Unknown add up to about 7 hours at roughly 35 minutes each. At two hours a night that is about 4 evenings; at four hours a day it takes about 2 days.
What network is Unknown on?
Unknown airs on YOUKU International.
What language is Unknown in?
Unknown is in Chinese, and its original title is 關於未知的我們.
Ratings and streaming availability are aggregated from third-party sources; metadata from The Movie Database (TMDB), streaming data from JustWatch. This product uses the TMDB API but is not endorsed or certified by TMDB. Streaming availability checked September 2026.