Mine (2021) official poster
📺 K-Drama Guide · Thriller · Mystery · Drama

Mine

마인 · 2021
✅ Completed · 16 eps
🎬 tvN · Netflix
⭐ 8.2 / 10 MDL 🔞 15+
⚡ Updated · Jul 13, 2026

📋 Drama Overview

The essentials — before you press play.

Mine (2021) official poster
CompletedCHAEBOL REVENGE PICK
Mine
마인 (Mine) · 2021 · South Korea
WriterBaek Mi-Kyeong
DirectorLee Na-Jeong
Episodes16 eps · ~70 min each
Where to Watch✅ Netflix
⏱️
Binge Time18h 40m
AiredMay 8 – Jun 27, 2021
GenreThriller · Mystery · Drama
Content Rating15+

tvNNetflix
ChaebolPsychologicalWomen’s SolidarityFamily SecretsPower Struggle

A flash-forward opens Mine on a murder investigation inside the Hyowon mansion, then rewinds to show exactly how a household built on obedience got there. Seo Hi-soo, a former A-list actress, married into the family and learned fast that being liked isn’t the same as being safe. Jung Seo-hyun, the first daughter-in-law, keeps the family’s business and secrets running with a control that looks like power and functions like a cage. Then a new tutor arrives for Hi-soo’s stepson — quietly, deliberately wrong in a dozen small ways — and the household’s careful order starts coming apart.

What Mine turns out to be about isn’t the tutor’s secret, though that reveal lands hard. It’s the two chaebol wives realizing the man they’ve both been protecting the family’s image around is the actual threat — and choosing, eventually, to stop competing and start comparing notes. Lee Bo-young and Kim Seo-hyung anchor a genre well-stocked with backstabbing sisters-in-law with something rarer: an alliance that holds.

Episode Progress
16 / 16 ✅ Completed

⚡ Quick Verdict

One glance, one verdict — everything you need is right here.

⭐ Worth it?Yes — one of the smartest chaebol thrillers of the decade
⏱️ Commitment16 episodes · ~70 min each
💛 VibeIcy mansion politics that slowly turns into a genuine team-up thriller
📺 Skip if…You want your chaebol drama campy instead of controlled

⭐ 8.2 / 10
· MDL Score · 12,586 ratings

▶ Official Trailer

🎭 Cast & Characters

Two chaebol wives, a tutor with a devastating secret, and the husband whose lies finally catch up to him.

Lee Bo-young as Seo Hi-soo in Mine (2021)
Lee Bo-young
Seo Hi-soo

Lead

Kim Seo-hyung as Jung Seo-hyun in Mine (2021)
Kim Seo-hyung
Jung Seo-hyun

Lead

Lee Hyun-wook as Han Ji-yong in Mine (2021)
Lee Hyun-wook
Han Ji-yong

Supporting

Ok Ja-yeon as Kang Ja-kyeong in Mine (2021)
Ok Ja-yeon
Kang Ja-kyeong

Supporting

Cha Hak-yeon as Han Soo-hyuk in Mine (2021)
Cha Hak-yeon
Han Soo-hyuk

Supporting

Jung Yi-seo as Kim Yu-yeon in Mine (2021)
Jung Yi-seo
Kim Yu-yeon

Supporting

Park Hyuk-kwon as Han Jin-ho in Mine (2021)
Park Hyuk-kwon
Han Jin-ho

Supporting

Park Won-sook as Yang Soon-hye in Mine (2021)
Park Won-sook
Yang Soon-hye

Supporting

Jeong Dong-hwan as President Han in Mine (2021)
Jeong Dong-hwan
President Han

Supporting

Ye Su-jeong as Emma in Mine (2021)
Ye Su-jeong
Emma

Supporting

Park Seong-yeon as Joo Min-su in Mine (2021)
Park Seong-yeon
Joo Min-su

Supporting

Lee Jung-ok as Kim Seong-tae in Mine (2021)
Lee Jung-ok
Kim Seong-tae

Supporting

🍿 Where to Watch

Stream Mine on these platforms.

📺 Episode Guide

Catch up fast — spoiler-light, episode by episode.

Mine Episode 1 — The Tutor Arrives
EP 01
The Tutor Arrives
May 08, 2021
Mine opens with a flash-forward to a murder investigation inside the Hyowon mansion, then rewinds to show a household built on obedience and appearances. Seo Hi-soo, a former top actress, is still learning the mansion’s unwritten rules; Jung Seo-hyun runs the family with a control that reads more like armor than power. Kang Ja-kyung arrives as tutor to Hi-soo’s stepson Ha-joon, and something about her is wrong in ways nobody can quite name yet.

Mine Episode 2 — What Seo-hyun Is Hiding
EP 02
What Seo-hyun Is Hiding
May 09, 2021
Jung Seo-hyun’s composed exterior gets its first crack: a past relationship with the artist Suzy Choi surfaces, along with everything Seo-hyun sacrificed to bury it for the sake of her place in the family. Ja-kyung, meanwhile, starts wearing Hi-soo’s clothes — a small, deliberate provocation that reads as a declaration of war. Han Ji-yong stays charming on the surface, the kind of charm that’s starting to look load-bearing rather than genuine.

Mine Episode 3 — Too Close to Ha-joon
EP 03
Too Close to Ha-joon
May 15, 2021
Ja-kyung’s grip on Ha-joon tightens in ways that make Hi-soo increasingly uneasy, protective instinct kicking in before she has words for what’s actually wrong. Seo-hyun keeps digging into Ja-kyung’s background, convinced the connection to this family runs deeper than a hiring mistake. The mansion itself becomes a character here — every hallway watched, every conversation performed for an audience that’s always somewhere nearby.

Mine Episode 4 — Strait is the Gate
EP 04
Strait is the Gate
May 16, 2021
The truth lands: Kang Ja-kyung is Lee Hye-jin, Ha-joon’s biological mother, presumed dead and very much not. It’s Han Ji-yong who orchestrated the lie, which reframes Hi-soo’s entire marriage as a stage set she didn’t know she was standing on. Seo-hyun, who already knew, has spent this whole time managing the fallout in advance — which tells you everything about how she survives in this family.

Mine Episode 5 — The Betrayal
EP 05
The Betrayal
May 22, 2021
Hi-soo confronts Ji-yong directly, and the fight tears open every other lie his charm has been covering for years. Ja-kyung, done hiding, pushes her claim on Ha-joon into the open, and the house stops being livable for Hi-soo in any ordinary sense. The show is very good at making deception feel less like a plot twist and more like a slow-motion collapse.

Mine Episode 6 — The Uncomfortable Truth and False Peace
EP 06
The Uncomfortable Truth and False Peace
May 23, 2021
An unexpected pregnancy complicates everything for Hi-soo, and Seo-hyun faces a genuinely hard call about how much more truth she can afford to hand her while she’s this fragile. Ji-yong tries to quietly remove Ja-kyung from the mansion to protect his own image, which backfires by making his controlling instincts impossible to miss. Peace in this house was always going to be temporary; this episode just makes the expiration date explicit.

Mine Episode 7 — Love is Just a Dream
EP 07
Love is Just a Dream
May 29, 2021
Hi-soo finally gets the whole picture — the fake death, Yang Soon-hye’s complicity, the years of manufactured normalcy — and the weight of it triggers a miscarriage that the show doesn’t rush past. It’s a genuinely devastating hour, and Seo-hyun’s response, holding a shattered Hi-soo instead of managing the situation, marks the real start of their alliance. Grief becomes the thing that finally unites two women Ji-yong spent years keeping separate.

Mine Episode 8 — How an Elephant Gets Through a Door
EP 08
How an Elephant Gets Through a Door
May 30, 2021
Hi-soo recovers out of view and comes back changed — steadier, done with illusions, focused on getting out of the Hyowon family on her own terms. Seo-hyun watches Ji-yong’s cruelty land on someone she actually cares about and starts building a real strategy against him instead of just containing the damage. Two women stop reacting to this house and start working it instead.

Mine Episode 9 — A Toast to the Devil
EP 09
A Toast to the Devil
Jun 05, 2021
Chairman Han Suk-chul’s will gets read, and its terms reshuffle who actually holds power inside Hyowon Group — which means Ji-yong’s grip is suddenly less secure than his ego assumes. Ja-kyung and Hi-soo square off over custody of Ha-joon, though Hi-soo now understands exactly what she’s dealing with. Seo-hyun reconnects with Suzy Choi, and the show lets that reunion breathe as its own quiet plotline, not just a subplot.

Mine Episode 10 — The Real Mother
EP 10
The Real Mother
Jun 06, 2021
A conversation with Suzy Choi pushes Seo-hyun toward something she hasn’t allowed herself before: prioritizing her nephew’s happiness over the family’s expectations, tradition be damned. Hi-soo takes Ji-yong on directly in the custody hearing, turning his own manipulative playbook back on him in open court. It’s the most satisfying kind of reversal — earned, specific, and delivered by someone he underestimated.

Mine Episode 11 — The Long Con
EP 11
The Long Con
Jun 12, 2021
A run of flashbacks reveals the custody battle was never really about custody — Hi-soo, Ja-kyung, and Seo-hyun staged the whole thing, laying legal groundwork for Hi-soo’s divorce while building a case against Ji-yong in plain sight. It’s a genuinely well-constructed reveal, recontextualizing a dozen earlier scenes without cheating. Three women who spent the first half of the show isolated from each other turn out to have been allies the whole time.

Mine Episode 12 — Closing In
EP 12
Closing In
Jun 13, 2021
With the alliance out in the open, Hi-soo and Seo-hyun start systematically exposing Ji-yong’s unethical business dealings and the uglier parts of his personal history. It’s slower, quieter work than a courtroom showdown, and the show trusts that patience over spectacle. Ji-yong’s authority erodes a little more with every scene, which is its own kind of tension.

Mine Episode 13 — The Murder Investigation Begins
EP 13
The Murder Investigation Begins
Jun 19, 2021
The timeline jumps to the aftermath: Ji-yong is dead, Mother Emma has called the police, and Hi-soo claims she can’t remember what happened. Flashbacks fill in his escalating violence and the desperation building around him in the days before. Seo-hyun, in the same episode, tells her husband Jin-ho the truth about her sexuality — and instead of the fallout she’s spent years fearing, they agree to team up against Ji-yong together.

Mine Episode 14 — Everyone's a Suspect
EP 14
Everyone’s a Suspect
Jun 20, 2021
The police investigation widens, and nearly everyone in the Hyowon household turns out to have a plausible reason to want Ji-yong gone. Hi-soo’s amnesia claim draws scrutiny she doesn’t seem eager to resolve. Seo-hyun, meanwhile, manages the family’s public image with the same precision she’s applied to everything else — grief and damage control running in parallel.

Mine Episode 15 — Two Days Before
EP 15
Two Days Before
Jun 26, 2021
Two days before his death, Ji-yong learns his big appointment has been postponed and refuses to step back, doubling down instead of reading the room. The episode replays the final stretch leading to that night, tightening around exactly how many people he’d pushed past their limit. The question by now is less about motive than about which of them finally acted on it.

Mine Episode 16 — Glorious Women!
EP 16
Glorious Women!
Jun 27, 2021
On the night of Soo-hyuk and Yu-yeon’s engagement, Butler Kim Seong-tae lures Ji-yong to a bunker to poison him and loses his nerve at the last second — but Ji-yong doesn’t need help finding trouble much longer than that. He tries to strangle Hi-soo; housekeeper Joo Min-su intervenes with a fire extinguisher, and in the struggle both Ji-yong and Hi-soo go over a bannister. He doesn’t survive the fall. Seo-hyun arrives, hides the extinguisher, and gets Hi-soo out — the cover-up that opened the whole series finally makes sense from the inside. Six months later, Hi-soo returns to acting in a drama pointedly titled Mine, Seo-hyun takes over as chairperson of Hyowon Group and reconnects openly with Suzy Choi, and Yu-yeon marries into the family on her own terms instead of anyone else’s. The women who spent sixteen episodes being managed, doubted, and underestimated end up owning the story completely.

🏁 Ending Explained

Everything the finale means, spoilers and all.

⚠️
Spoiler Warning — This section covers the full finale of Mine. Stop here if you haven’t finished the series.

What actually happened to Han Ji-yong The bunker poisoning attempt fails — Butler Kim Seong-tae can’t go through with it — but Ji-yong doesn’t leave the mansion peacefully that night regardless. He attacks Hi-soo, housekeeper Joo Min-su intervenes with a fire extinguisher, and both Ji-yong and Hi-soo go over a bannister in the struggle that follows. He dies from the fall; Hi-soo survives, injured. The ‘murder’ the show opened on turns out to be neither premeditated nor entirely anyone’s fault alone — closer to a household finally reaching its breaking point all at once.

Mine (2021) — The struggle on the staircase that ends Han Ji-yong's life

Why Seo-hyun covers it up Seo-hyun arrives after the fall, hides the extinguisher, and helps Hi-soo escape before the police can piece together what actually happened. It isn’t really about protecting a crime — it’s about protecting Hi-soo and Ha-joon from a system that’s shown, for sixteen episodes, exactly how it treats women who threaten the family’s image. The cover-up is Seo-hyun’s last and biggest act on Hi-soo’s behalf, closing out the alliance the show built so carefully.

What the murder-mystery framing was actually for Mine spends its back half structured like a whodunit, but the answer was never really the point — the point was watching how many people Ji-yong had pushed hard enough to want him gone. Amnesia, suspicion, and a house full of plausible motives all serve the same idea: a man who spent the whole series controlling everyone around him finally lost that control completely, in every sense.

Mine (2021) — The police investigation inside the Hyowon mansion

Where everyone ends up Six months later, Hi-soo makes her acting comeback in a drama pointedly titled Mine, playing a version of getting her life back that the real one only just handed her. Seo-hyun becomes chairperson of Hyowon Group and reconnects openly with Suzy Choi, no longer managing her identity around what the family can tolerate. Soo-hyuk and Yu-yeon marry, with Yu-yeon claiming a place in the family on terms she set herself.

What “Mine” means by the end The title stops being ironic in the finale — every woman in this story ends up owning something Ji-yong spent the whole show trying to take from her: an identity, a company, a marriage, a life. It’s a rare chaebol revenge plot that ends on solidarity instead of a single winner, and that choice is what makes the ending land.

Mine (2021) — Hi-soo, Seo-hyun, and the women of Mine at the end of the series

✍️ KDramaWorlds Editor’s Take

Is it worth your time? Here’s our honest take, and who it suits best.

🕵️ Murder Mystery Framing
👑 Chaebol Power Games
🤝 Women’s Alliance
🏳️‍🌈 Groundbreaking Queer Lead

There’s a moment past the midpoint where Hi-soo, still raw from her miscarriage, lets Seo-hyun hold her instead of performing composure for once — and it’s the hinge the entire back half of Mine turns on. Kim Seo-hyung plays Seo-hyun’s control as something learned and costly rather than innate, which makes every small crack in it land. Chaebol dramas about warring wives are a crowded genre — The World of the Married mined similar psychological territory from the angle of a single betrayed wife — but Mine’s real innovation is giving two women a reason to stop fighting each other.

Mine (2021) — cinematic still

Han Ji-yong is a genuinely well-constructed villain — charming enough that his early manipulations read as normal chaebol-husband behavior before the show lets you see the machinery underneath. Revenge dramas about cheating, controlling husbands aren’t rare either — Perfect Marriage Revenge plays a similar setup for fantasy-tinged catharsis — but Mine keeps its feet on the ground the entire way, letting Hi-soo and Seo-hyun win through patience and evidence instead of a magic reset button.

The murder-mystery framing could easily have felt like a gimmick bolted onto a family melodrama, but Mine uses it well — withholding just enough to keep episodes 13 through 16 tense without cheapening what came before. Seo-hyun and Suzy Choi’s relationship, treated with real weight rather than as a shocking twist, still stands as one of the more quietly significant queer storylines mainstream K-drama has produced. Both choices reflect a show more interested in getting its people right than in hitting genre beats.

👍👍👍 BEST FOR 👍👍👍
🕵️ Mystery fans who want the whodunit structure paired with real character work
🤝 Anyone tired of catfight-driven chaebol dramas and ready for a female alliance instead
🏳️‍🌈 Viewers looking for a queer storyline treated with genuine weight, not shock value

⚖️ Final Verdict
What works
Kim Seo-hyung and Lee Bo-young’s alliance arc is the emotional backbone of the show
The murder-mystery structure pays off instead of feeling tacked-on
A groundbreaking, unsensationalized queer relationship at the center of a mainstream chaebol drama

What to know first
The first few episodes lean into familiar chaebol-melodrama tropes before revealing their hand
Some household-staff subplots get less development than the central trio
The non-linear structure in the back half rewards close attention

8.2 / 10— A controlled, quietly radical chaebol thriller that trades catfights for solidarity and earns every bit of its reputation.

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KDW Editor Editorial Team, KDramaWorlds

This review was written and fact-checked by the KDW editorial team — a small group of K-drama viewers who watch every title before writing about it. No screeners, no synopsis-only takes.

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