The On1y One
Overview
When their parents marry, two high school students become stepbrothers and navigate their relationship, turning from enemies into something more special.
Where to Watch
Rakuten Viki
SubscriptionCast
Liu Dongqin
Sheng Wang
Benjamin Tsang
Jiang Tian
Samuel Ku
Zhao Xi
Kenny Yen
Lin Bei-ting
Lu Tingyu
Yang Jing 'Jenny'
Duan Chun-hao
Sheng Ming-yang
Jennifer Hong
Jiang Ou
Yu An-shun
Old Man Ding
Chen Wei-min
Mr. Zhao
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▶Frequently Asked Questions about The On1y One
Where can I watch The On1y One?
You can watch The On1y One on Rakuten Viki.
Can I rent The On1y One online?
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Is The On1y One in theaters?
The On1y One is not currently playing in theaters. It has either finished its theatrical run or was released exclusively for digital platforms.