Lee Jin-uk and Lim Yoona Star in tvN's 'Unnatural'

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Oct 22, 2026 · 1 min read

tvN announced on October 22 that Lee Jin-uk will star in its drama 'Unnatural' alongside Lim Yoona, set to premiere next year.

Key points

1Lee Jin-uk plays veteran forensic pathologist Gu Seung-hyuk.
2Lim Yoona plays fellow pathologist Song Do-eun.
3The series is a remake of a 2018 Japanese TBS drama.

What is 'Unnatural' about?

According to tvN, 'Unnatural' follows forensic pathologists working at U.D.I, a fictional autopsy and forensic evaluation agency. Together they investigate unnatural deaths and uncover the truth hidden behind them.

Who are the main characters?

| Actor | Character | Role | |---|---|---| | Lee Jin-uk | Gu Seung-hyuk | Veteran forensic pathologist with over 3,000 autopsies, known for a cold, guarded demeanor | | Lim Yoona | Song Do-eun | Forensic pathologist and co-lead |

When does it premiere?

The drama is set to premiere next year, according to tvN's announcement.

For international fans

Lim Yoona is a member of the group Girls' Generation and is also an actress. 'Unnatural' is a remake of the 2018 Japanese TBS drama of the same name, so fans familiar with the original may recognize the premise. Viewing details for international audiences have not yet been announced.