Someday or One Day (2019)
A heartbreaking and mind-bending Taiwanese drama where grief, time travel, and a decades-old mystery collide in unforgettable fashion.
Someday or One Day - Series Information
- Original Title: 想見你
- First Air Year: 2019
- Last Air Year: 2020
- Created by: Chi-Feng Chien
- Type: TV Series
- Genres: Mystery, Sci-Fi, Fantasy, Drama
- Episode Runtime: Average runtime per episode (72 minutes)
- Number of Seasons: 1
- Number of Episodes: 13
- Status: Ended
- Original Language: Chinese
- Spoken Languages: Mandarin
- First Air Date: November 17, 2019 (South Korea - 15)
- Networks: STAR Chinese Channel, CTV
- Alternative Titles: 상견니 (KR), 時をかける愛 (JP), Someday or One Day (US), 想见你 (CN), 想見你 (TW)
- Production Companies: Fox Networks Group Asia Pacific, Three Phoenixes
- Production Countries: Hong Kong, Taiwan
Someday or One Day - Plot
Yu-Hsuan lost her boyfriend Chuan-Sheng in plane accident. She then discovered Chuan-Sheng and a girl look alike Yu-Hsuan both appeared in a photo taken in 1998. Accidentally, she had backed to 1998 and met a boy looked alike Chuan-Sheng.
Someday or One Day - Trailer
Watch the official trailer and get your first look at this captivating time travel romance.
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Someday or One Day - Cast & Crew
Creator(s)
- Chi-Feng Chien
Main Cast
- Ko Chia-Yen
- Greg Hsu
- Patrick Shih
- Kenny Yen
- Yen Yi-wen
- Chang Han
- Lin He-Hsuan
- Jacqueline Zhu Zhi-Ying
- Simon Lien
- Scott Yang
Writers
- Chi-Feng Chien
- Hsin Hui Lin
Someday or One Day - FAQs
Is Someday or One Day based on a true story?
Someday or One Day is an original fictional work, not based on a true story. Creator Chi-Feng Chien crafted an inventive narrative around time travel, doppelgängers, and second chances at love, drawing on themes of grief, fate, and the butterfly effect rather than any real-life events.
What makes Someday or One Day unique among time travel dramas?
Unlike most time travel stories, Someday or One Day weaves together dual timelines — 1998 and the present — through body-swapping and doppelgängers rather than a machine or portal. The series uses the butterfly effect to show how small choices ripple across decades, making every scene feel emotionally consequential.
Who plays the lead roles in Someday or One Day?
Ko Chia-Yen leads the series as Huang Yu-hsuan and her 1998 counterpart Chen Yun-ru, while Greg Hsu plays the dual role of Li Zi-wei and Wang Quan-sheng. Their layered performances are widely credited as the emotional core of the show's enduring appeal.
Where can you watch Someday or One Day?
Someday or One Day originally aired on STAR Chinese Channel and CTV. For current streaming availability in your region, check JustWatch, which aggregates up-to-date viewing options across platforms and countries so you can find the easiest way to watch.
Did Someday or One Day win any awards?
Someday or One Day was a major awards contender at the 55th Golden Bell Awards in Taiwan, earning nominations in multiple categories including Best Drama Series. Ko Chia-Yen received recognition for her dual performance, and the show became one of the most celebrated Taiwanese dramas of its era.
How was Someday or One Day received by critics and audiences?
The series earned passionate acclaim from both critics and viewers across Asia and beyond. Praised for its intricate plotting, emotional depth, and standout performances, it developed a devoted international fanbase and is frequently cited as one of the finest Taiwanese dramas ever produced.
What are the key themes explored in Someday or One Day?
At its heart, Someday or One Day explores grief, first love, identity, and the butterfly effect. The series asks whether fate can be rewritten and what we would sacrifice for a second chance. Themes of transmigration and doppelgängers add a haunting philosophical layer to the central romance.
What shows are similar to Someday or One Day?
If Someday or One Day captivated you, consider exploring Travelers, Outlander, or 12 Monkeys for more time-bending drama. Till The End of The Moon and Reset offer similarly romantic time travel narratives with an Asian drama sensibility, while The OA delivers comparably mind-bending emotional storytelling.
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