S01E011:02:031. An Unexpected VariationBy day, Maeng Se-na is a top lawyer — but by night, she's a secret K-pop mega fan. Do Ra-ik's world unravels when he faces a deadly crisis.
Idol I Season 1 – Watch online
12 episodes · since December 22, 2025
When a lawyer and fangirl's favorite idol is accused of murder, she jumps to his defense to prove his innocence.
S01E011:02:031. An Unexpected VariationBy day, Maeng Se-na is a top lawyer — but by night, she's a secret K-pop mega fan. Do Ra-ik's world unravels when he faces a deadly crisis.
S01E0259:332. Sound and FuryFacing dividing loyalties and backlash from all corners, Se-na questions Ra-ik as he insists on his innocence while his fandom erupts.
S01E031:02:073. I Can't Stop for DeathRa-ik spirals into despair. Private detective Park Chung-jae investigates the case, while Se-na follows her instincts over evidence.
S01E041:01:124. Pandora's BoxRa-ik begs Se-na to keep a figure from his past away from the case — but she soon notices a connection between the two.
S01E0559:145. Beneath the Tickling TreeUnexpected feelings begin to grow as Ra-ik tends to Se-na after her injury. Meanwhile, Se-na learns crucial information about the accident.
S01E061:04:526. A Blatant LieSe-na makes a breakthrough, finding motives tied to the music industry. Ra-ik makes an unsettling discovery about Se-na.
S01E071:03:467. Empty from What I Couldn't Let GoRa-ik distances himself from Se-na after discovering her secret. Se-na receives startling news about one of the band members.
S01E0859:478. When the Bell Rings in the DarkSe-na finds new evidence — and a new suspect — that could exonerate Ra-ik completely. But their investigation soon leads to a dark truth.
S01E091:00:099. GO BACKIn a rare moment of vulnerability, Ra-ik drops his facade and confides in Se-na as their connection grows more intense.
S01E101:07:5910. The One I LikeAs Ra-ik finally confesses his feelings, Se-na's awkwardness leads to tender moments — but new and confusing information sparks chaos between the two.
S01E111:00:1311. The Truth Moving ForwardA miraculous development pulls Se-na and Ra-ik closer to the truth — and the real story behind the killer's motive.
S01E1259:3112. UN:ENDINGAfter reaching a verdict and exposing new truths, Se-na embraces her identity as a fan and lawyer, while Ra-ik tries to piece his life back together.Where to stream Idol I Season 1
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About season 1
Season 1 of Idol I has 12 episodes, aired from December 22, 2025 to January 27, 2026 on ENA. Episodes run 61 minutes on average.
Frequently asked questions about Idol I Season 1
How many episodes are in Idol I Season 1?
Idol I Season 1 has 12 episodes.
When did Idol I Season 1 air?
The first episode aired on December 22, 2025 and the last one on January 27, 2026.
Where to watch Idol I Season 1 online?
In the United States, Idol I is available with a subscription on Netflix, Rakuten Viki and OnDemandKorea, for free with ads on Rakuten Viki (source: JustWatch via TMDB, offers subject to change). Availability of each season depends on the platform.