StreamPrime

The On1y One

2024 8.9

When their parents marry, two high school students become stepbrothers and navigate their relationship, turning from enemies into something more special.

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Genres

DramaComedy

Cast

Liu Dongqin

Liu Dongqin

Sheng Wang
Benjamin Tsang

Benjamin Tsang

Jiang Tian
Samuel Ku

Samuel Ku

Zhao Xi
Kenny Yen

Kenny Yen

Lin Bei-ting
Lu Tingyu

Lu Tingyu

Yang Jing 'Jenny'
Duan Chun-hao

Duan Chun-hao

Sheng Ming-yang
Jennifer Hong

Jennifer Hong

Jiang Ou
Yu An-Shun

Yu An-Shun

Old Man Ding
Chen Wei-Min

Chen Wei-Min

Mr. Zhao

Tags

high school stepbrother boys' love (bl) based on web novel sentimental adoring

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Seasons & Episodes

Thumbnail for Beginning: You’re Not My Brother Season 1 Episode 1
S01 E01 0h 49m

The On1y One

Beginning: You’re Not My Brother

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Thumbnail for Closer: It’s Only 4 Lips Touching Together Season 1 Episode 2
S01 E02 0h 49m

The On1y One

Closer: It’s Only 4 Lips Touching Together

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Thumbnail for Actually: We Can Give It a Go Season 1 Episode 3
S01 E03 0h 56m

The On1y One

Actually: We Can Give It a Go

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Thumbnail for Splendor: At the End of the World Season 1 Episode 4
S01 E04 0h 57m

The On1y One

Splendor: At the End of the World

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Thumbnail for Closed: Waiting for the Wind Season 1 Episode 5
S01 E05 0h 54m

The On1y One

Closed: Waiting for the Wind

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Thumbnail for Plan : When to Open for Business? Season 1 Episode 6
S01 E06 0h 51m

The On1y One

Plan : When to Open for Business?

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Thumbnail for Belonging: Let’s Live on Campus Season 1 Episode 7
S01 E07 0h 47m

The On1y One

Belonging: Let’s Live on Campus

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Thumbnail for Sparkle: Teenagers Season 1 Episode 8
S01 E08 0h 48m

The On1y One

Sparkle: Teenagers

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Thumbnail for Naked: The Blossom of Youth Season 1 Episode 9
S01 E09 0h 50m

The On1y One

Naked: The Blossom of Youth

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Thumbnail for Thief: Who Crossed the Boundary? Season 1 Episode 10
S01 E10 0h 53m

The On1y One

Thief: Who Crossed the Boundary?

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Thumbnail for Kiss: It’s Only 4 Lips Touching Together? Season 1 Episode 11
S01 E11 0h 49m

The On1y One

Kiss: It’s Only 4 Lips Touching Together?

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Thumbnail for New Beginning: Pain is Necessary for Rebirth Season 1 Episode 12
S01 E12 0h 57m

The On1y One

New Beginning: Pain is Necessary for Rebirth

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