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

The On1y One (2024)

Poster for The On1y One

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

Cast & Crew

Director
Liu Kuang-Hui
  • Profile picture of Liu Dongqin
    Sheng Wang Liu Dongqin
  • Profile picture of Benjamin Tsang
    Jiang Tian Benjamin Tsang
  • Profile picture of Samuel Ku
    Zhao Xi Samuel Ku
  • Profile picture of Kenny Yen
    Lin Bei-ting Kenny Yen
  • Profile picture of Lu Tingyu
    Yang Jing 'Jenny' Lu Tingyu
  • Profile picture of Duan Chun-hao
    Sheng Ming-yang Duan Chun-hao
  • Profile picture of Jennifer Hong
    Jiang Ou Jennifer Hong
  • Profile picture of Yu An-Shun
    Old Man Ding Yu An-Shun

Videos

Poster for Season 1

Season 1

2024

12 episodes

Season 1 of The On1y One premiered on August 22, 2024

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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Keywords

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