In The On1y One Episode 9, the students gear up for sports day with excitement, but Qi Jia Hao feels overshadowed and isolated, confiding in Xi about his struggles. As Class A prepares, they make a playful bet with the principal, raising the stakes for the competition. Tian and Wang excel in their events, but Wang sprains his ankle during the long jump. Meanwhile, Xi and Lin rescue their teacher, Ms. Jing, from a group of thugs, deepening their bond. In a touching moment, Tian marks an ellipsis on Wang’s bandage, symbolizing their ongoing journey. The episode concludes with lighthearted humor as the boys strip and run in the field, embracing the joyful unpredictability of youth.
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The On1y One BL Drama Cast
Liu Dongqin, Benjamin Tsang, Lu Tingyu, Samuel Ku, Yan Yu-lin, Tuan Chun-hao, Jennifer Hong, Yao Ai-ning
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The On1y One Series Original Title
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The Taiwan BL series is adapted from the novel Mou Mou (某某) by Mu Su Li (木苏里) and is directed by Liu Kuang Hui.
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The On1y One Episode 10 Recap

The episode opens with Lin giving a lecture about Spain, highlighting the famous Alhambra. As Lin recounts its bloody history, Tian grows visibly upset, expressing his distaste for history steeped in violence. The focus then shifts to the class teacher, who instructs Tian to help Wang return to his dorm for rest, as Wang’s ankle sprain still hasn’t healed. Back home, Wang feels Tian’s absence deeply. Auntie Jiang takes care of him, though she too is missing her son.
Sensing her emotions, Wang offers her a comforting hug. Despite texting Tian, Wang gets no immediate reply and ends up wandering into Tian’s room, reminiscing. Meanwhile, Tian is busy preparing notes for Wang, catching up on the lessons he’s missed. Later, when Tian finally responds, the two discuss their plans over text as they deal with a power outage in the dorm.

In a parallel storyline, Xi investigates the CCTV footage of Jenny’s (Miss Jing) abduction, cautious of her well-being, which leaves Lin feeling sidelined. A flashback reveals how Xi once saved Lin from thugs during their college days, deepening their bond. Back then, Lin had asked to be included in Xi’s dream of opening a café, but just as he begins to explain why, Xi receives a call from Jenny, leaving their conversation unfinished. Xi later accompanies Jenny on a shopping trip, where she asks for help in picking a gift for her new crush.
When Jenny chooses a cup, Xi instantly recognizes who her crush is. The next day at school, Xi spots the cup on Lin’s desk and subtly confirms his suspicions. Jenny confides in Xi, asking him to find out if Lin is interested in someone else, given their business partnership. That evening, Xi watches Lin with a mix of admiration and confusion, struggling with his own feelings. Back in the dorm, the power finally returns, and Tian resumes his work.

He receives a text from Wang, who is waiting near the West gate, mistakenly thinking Tian went outside. Tian rushes to meet him, but Wang soon realizes Tian had been inside all along, studying in the dorm. As they return to their room, Tianyang teases Tian about rushing down, which brings a knowing smile to Wang’s face. Their roommate arrives, and Wang recognizes him as the student he saw kissing a girl earlier at a spot known for budding romances. Tian helps set up Wang’s bunk and insists he takes the lower bed. That night, as Wang recalls all the times Tian helped him during his injury, he feels a sudden warmth, his cheeks turning red.
The next morning, Tian brings breakfast for Wang and heads to class. Later, he buys Wang lunch, and they playfully bicker, with Wang joking that he would have stayed home had he known it was the last day of school before vacation. As their classmates leave for break, Tian and Wang remain at the dorm. That night, Wang wakes from a nightmare and notices a figure in their room. When he checks, he realizes it’s not Tian. Venturing outside, they discover from the warden that a thief had broken into the dorm, stealing electronics. Shaken by the news, Wang is too scared to sleep alone and asks Tian to share his bed.

Tian, flustered by the request, tries to come up with excuses, pointing out the small size of the bed. But Wang brushes it off, reminding him that they’ve slept together before. A flashback reveals that during a previous time Wang had slept in Tian’s bed, Tian had actually stayed up studying all night to avoid disturbing him, only pretending they slept peacefully together. Reluctantly, Tian agrees and joins Wang in bed, his heart racing as he lies beside him. Despite the initial nerves, they soon drift off into a peaceful, sweet sleep together.
The On1y One Episode 10 Review
This episode beautifully balances lighthearted moments with deeper emotional undertones, skillfully highlighting the evolving bond between Tian and Wang. The playful yet tender dynamic between the two is shown through their interactions, particularly in how Tian quietly cares for Wang by preparing notes and watching over him during his recovery. The episode’s pacing is gentle but effective, with scenes like Tian rushing to meet Wang at the West gate and later agreeing to sleep beside him, subtly deepening their friendship. The use of small, intimate moments—like the heartwarming flashback of Tian staying up all night to ensure Wang’s comfort—adds layers to their relationship, revealing a growing closeness that feels organic and genuine.

The subplot with Xi, Lin, and Jenny adds another layer of complexity to the episode, exploring feelings of jealousy and unspoken affection. Xi’s internal struggle as he watches Lin from afar, coupled with Jenny’s request for help, creates a nuanced love triangle that is delicately woven into the larger narrative. The flashbacks to Xi and Lin’s college days provide context for their close bond, making Xi’s current confusion over his feelings for Lin even more compelling. Overall, this episode does a fantastic job of balancing humor, heart, and suspense, deepening the relationships while pushing the story forward in a way that feels both satisfying and authentic.
The On1y One is streaming on Netflix.
Also Read: Are You Sure Episode 8 Review: Food, Laughter, Memories, and More!

