Imagine waking up in your twin’s body, armed with an old camcorder that lets you rewrite the past — and the one thing you’re both trying to fix is saving the same person’s life.
That’s the wild premise powering Dive into You, and Channel A just released new posters and a fresh teaser that give fans their clearest look yet at this genre-bending fantasy romance.
Table of Contents
Dive Into You: What We Know So Far
| Detail | Information |
|---|---|
| Lead Cast | Kim Ji Yeon (Bona), Park Seo Ham, Jang Se Hyuk, Moon Seung You |
| Genre | Fantasy Romance / Time-Slip |
| Premiere Date | September 26, 10:30 PM KST |
| Where to Watch | Viki |
| Time Travel Device | An old camcorder |
| Time Jump | From 2026 back to 2010 |
The Premise: A Body Swap With High Stakes
The story centers on Yoon Ha Na (played by WJSN’s Bona), an A-list actress who unexpectedly swaps bodies with her twin brother, Yoon Ha Ru (Jang Se Hyuk). After discovering that an old camcorder can send them back in time, the siblings travel to 2010 with one urgent mission: preventing the death of Yoon Ha Na’s first love, Jung Woo Jae (Park Seo Ham).

But there’s a catch — the time jump causes their souls to swap bodies in the process, meaning each twin now has to stop the other from misusing their borrowed identity while racing against time to change the past.
What the New Posters Reveal
The freshly unveiled character posters offer a glimpse into each character’s emotional core in the present timeline. Yoon Ha Na, dressed in an elegant gown, declares her resolve: “This time, I’ll protect you.” Jung Woo Jae, now working as her bodyguard, responds with quiet devotion: “To me, no one shines brighter than you, Yoon Ha Na.”
Meanwhile, Yoon Ha Ru — introduced as a rising star in the judo world — carries the line “For me, my tomorrow means saving you first,” while his girlfriend and entertainment CEO, Seo Ye Rang, reveals a much longer emotional history with the tagline “I’ve been falling for you every time for 14 years.”
The Teaser: Time Travel Complications Begin
The newly released teaser clip shows Yoon Ha Na and Yoon Ha Ru discovering the camcorder’s time-traveling power and using it to jump from 2026 back to 2010. As their souls tangle together across bodies, the twins’ swapped identities start reshaping relationships around them — most notably sparking unexpected romantic tension between Yoon Ha Ru (in his sister’s body) and his close friend Jung Woo Jae. Despite the confusion, both twins stay focused on their shared goal, repeating their resolve: “The reason why we came here is Jung Woo Jae. We can save him.”
Why This Drama Is Generating Buzz
Body-swap dramas are nothing new, but pairing that trope with time travel and a life-or-death rescue mission gives Dive into You a genuinely fresh hook. Add layered romantic entanglements across timelines and identities, and this looks like a series built for fans who love emotionally complicated, high-concept storytelling.
For more K-drama previews and premiere updates, keep following TechnoSports.
FAQs
Q1. When does Dive into You premiere?
It premieres on September 26, 2026, at 10:30 PM KST, and will be available on Viki.
Q2. How do the twins travel through time in the drama?
They use an old camcorder that allows them to travel back from 2026 to 2010.





