Where to watch The On1y One in the United States
The On1y One (2024) is streaming on Rakuten Viki.
U.S. availability last verified
The On1y One
1 Season • 12 Episodes
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Included with subscription on Rakuten Viki
HD · Included
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You can stream The On1y One (2024) on Rakuten Viki with a subscription.
When their parents marry, two high school students become stepbrothers and navigate their relationship, turning from enemies into something more special.
Sharp comedic timing and raw vulnerability define the friction between two reluctant new stepbrothers. This awkward teenage collision evolves from bitter rivalry into a tender, unexpected bond.
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Director
Liu Kuang-Hui
Cast
Liu Dongqin, Benjamin Tsang, Samuel Ku, Kenny Yen, Lu Tingyu, Duan Chun-hao, Jennifer Hong, Yu An-Shun, Chen Wei-Min
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1 options ranked by value · 🇺🇸 United States
Included with subscription
Last verified 32 days ago
The On1y One
1 Season • 12 Episodes
You can stream The On1y One (2024) on Rakuten Viki with a subscription.
Director
Liu Kuang-Hui
Cast
Liu Dongqin, Benjamin Tsang, Samuel Ku, Kenny Yen, Lu Tingyu, Duan Chun-hao, Jennifer Hong, Yu An-Shun, Chen Wei-Min
1 options ranked by value · 🇺🇸 United States
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high school · stepbrother · boys' love (bl) · based on web novel · sentimental · adoring
The On1y One is streaming on Rakuten Viki. Availability last verified September 13, 2026.