The On1y One

• 
  E1

  Beginning: You’re Not My Brother

  When Sheng Wang unexpectedly becomes Jiang Tian's stepbrother and classmate, both of their lives are suddenly thrown into disarray.

  2024-08-22 · 49m
• 
  E2

  Closer: It’s Only 4 Lips Touching Together

  As Sheng Wang and Jiang Tian awkwardly start living under the same roof, an unexpected encounter at school leaves them both flustered.

  2024-08-22 · 49m
• 
  E3

  Actually: We Can Give It a Go

  Sheng Wang's attitude towards his stepmom drives a rift between him and Jiang Tian, but an impulsive night out brings them closer.

  2024-08-28 · 56m
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  E4

  Splendor: At the End of the World

  From home to school, Sheng Wang and Jiang Tian learn to cherish each other's support and company. Meanwhile, tender feelings begin to emerge.

  2024-08-29 · 57m
• 
  E5

  Closed: Waiting for the Wind

  After discovering that someone beat up his bullies, Sheng Wang is caught off guard by Jiang Tian's abrupt decision to move away.

  2024-09-04 · 54m
• 
  E6

  Plan : When to Open for Business?

  A parent–teacher meeting becomes a burden for Sheng Wang and Jiang Tian. Later, teachers summon them both to face their bullies.

  2024-09-05 · 51m
• 
  E7

  Belonging: Let’s Live on Campus

  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.

  2024-09-11 · 47m
• 
  E8

  Sparkle: Teenagers

  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.

  2024-09-12 · 48m
• 
  E9

  Naked: The Blossom of Youth

  Sheng Wang and Jiang Tian deliver impressive performances during their school's field day — until an unexpected injury lands one of them in trouble.

  2024-09-18 · 50m
• 
  E10

  Thief: Who Crossed the Boundary?

  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.

  2024-09-19 · 53m
• 
  E11

  Kiss: It’s Only 4 Lips Touching Together?

  Sheng Wang advances to the next round of an English contest with Jiang Tian. Later, he accidentally witnesses a private moment between two teachers.

  2024-09-25 · 49m
• 
  E12

  New Beginning: Pain is Necessary for Rebirth

  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.

  2024-09-26 · 58m

Top cast

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