K-Dramas like The On1y One

12 shows with a similar feel

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  Stay With Me (2023)Also drama

  Su Yu’s simple high school life is turned upside down when his aloof stepbrother Wu Bi enters the scene—and a sudden accident unveils long-hidden secrets.
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  Speed and Love (2025)Also drama

  After her parents' divorce, Jiang Mu reunites with her adopted brother Jin Chao, now a hardened young man living a dangerous life in Thailand. Despite their growing distance, Jiang Mu's unwavering love helps bridge the gap between them, leading to a journey of healing and redemption as they fight to rebuild their bond and face their struggles together.

  4 tracking it here
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  It Started With a Kiss (2005)Also comedy · drama

  A live-action television adaptation of the Japanese manga series Itazura na Kiss written by Kaoru Tada.
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  Melody of Golden Age (2024)Also drama

  It tells the story of a pair of mortal enemies who accidentally became a couple but fell in love with each other in a series of bizarre cases and finally chose to fight side by side.

  1 tracking it here
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  The Immortal Ascension (2025)Also drama

  Han Li, an ordinary, poor boy from a mountain village, joins a small martial arts sect by chance. Despite his mediocre talent, he eventually cultivates himself into an immortal through hard work and careful planning.

  1 tracking it here
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  Handsome Siblings (2020)Also drama · comedy

  Clashing martial arts twins face relentless villains, thorny romance and brotherly rivalry as their troubled pasts catch up to them.
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  Double Helix (2026)Also drama

  Years after being torn apart by family and fate, two former lovers reunite as boss and employee, forced to confront a love they can't escape.
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  Boy's Abyss (2022)Also drama

  Kurose Reiji is a 17-year-old high school boy whose family members are full of problems. Due to this circumstance, Reiji has no particular dream and wants to get a job instead of going to college to make his mother's life easier. Just as Reiji was spending his days vaguely, he had a fateful encounter with an idol called Aoe Nagi, who proposed to Reiji that they commit suicide together. Will Reiji be able to find the light in his life after all the problems occurring one after another around him?
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  Girl's High (2006)Also comedy

  Eriko and her friends Yuma and Ayano are excited about entering high school. Their excitement leads to their breaking of the rules when they toured the school before the opening ceremony. They find out their preconceptions about the all female school may not be as true as they had first thought. Despite that, Eriko and her friends are joined by new friends. They aim to get through high school life together.
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  A Breeze of Love (2023)Also drama

  Do-hyun, the captain of the basketball team, is preparing for the championship. Hye-in, the team manager, brings Dong-wook, Do-hyun's first love, to fill in for an injured teammate.
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  Business as Usual (2025)Also drama

  Min-jun, feeling stuck in his 9-to-5 job, is shocked when his ex, Jin-hwan, returns as a new colleague. As Min-jun struggles with his past, Jin-hwan has other ideas.
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  I Can Have Infinite Epiphany (2024)Also comedy