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Episode guide

The On1y One: Season 1

Poster for The On1y One Season 1

12 episodes · first aired Aug 22, 2024

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

Back to The On1y One: cast and where to watch

  1. 1 Beginning: You’re Not My Brother Aug 22, 2024 · 49m When Sheng Wang unexpectedly becomes Jiang Tian's stepbrother and classmate, both of their lives are suddenly thrown into disarray.
  2. 2 Closer: It’s Only 4 Lips Touching Together Aug 22, 2024 · 49m As Sheng Wang and Jiang Tian awkwardly start living under the same roof, an unexpected encounter at school leaves them both flustered.
  3. 3 Actually: We Can Give It a Go Aug 28, 2024 · 56m Sheng Wang's attitude towards his stepmom drives a rift between him and Jiang Tian, but an impulsive night out brings them closer.
  4. 4 Splendor: At the End of the World Aug 29, 2024 · 57m From home to school, Sheng Wang and Jiang Tian learn to cherish each other's support and company. Meanwhile, tender feelings begin to emerge.
  5. 5 Closed: Waiting for the Wind Sep 4, 2024 · 54m After discovering that someone beat up his bullies, Sheng Wang is caught off guard by Jiang Tian's abrupt decision to move away.
  6. 6 Plan : When to Open for Business? Sep 5, 2024 · 51m A parent–teacher meeting becomes a burden for Sheng Wang and Jiang Tian. Later, teachers summon them both to face their bullies.
  7. 7 Belonging: Let’s Live on Campus Sep 11, 2024 · 47m Sheng Wang learns more about Jiang Tian's childhood during a lunch break. Worried about Sheng Wang's absence, Jiang Tian skips class to track him down.
  8. 8 Sparkle: Teenagers Sep 12, 2024 · 48m Sheng Wang's wish to move out of the house takes his family by surprise. Now officially roommates, he and Jiang Tian brace for a new chapter together.
  9. 9 Naked: The Blossom of Youth Sep 18, 2024 · 50m Sheng Wang and Jiang Tian deliver impressive performances during their school's field day — until an unexpected injury lands one of them in trouble.
  10. 10 Thief: Who Crossed the Boundary? Sep 19, 2024 · 53m A sprained ankle forces Sheng Wang to temporarily return home. Just as he sneaks back to his dorm, an intruder appears and causes chaos. Jenny Yang starts to have a crush on Lin Bei Ting.
  11. 11 Kiss: It’s Only 4 Lips Touching Together? Sep 25, 2024 · 49m Sheng Wang advances to the next round of an English contest with Jiang Tian. Later, he accidentally witnesses a private moment between two teachers.
  12. 12 New Beginning: Pain is Necessary for Rebirth Sep 26, 2024 · 58m While Sheng Wang juggles school and his growing feelings for Jiang Tian, a crucial test will determine whether they can stay in the same class.