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Series poster for The Penthouse (2020)

The Penthouse

“100th Floor Bloody Penthouse.”

2020–2021
Ended • 3 Seasons • 48 Episodes
Director: Joo Dong-min
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Overview

A woman puts everything on the line to achieve her goal of being able to move into a luxury penthouse in the Gangnam District. In the process, she gradually finds herself turning into a monster.

Seasons

4 listed
Status
Ended
Seasons
3 seasons
Episodes
48 episodes
First aired
Oct 26, 2020
Last aired
Sep 10, 2021
Episode length
70m
Network
SBS

Latest episode: S3 E14 Episode 14 (Sep 10, 2021)

  1. Season 1 poster

    Season 1

    21 episodes Oct 26, 2020 8.7

    The residents of Hera Palace, a luxury penthouse apartment with 100 floors, have many secrets and hidden ambitions. Sim Su Ryeon, who was born into wealth, is the queen of the penthouse apartment. Cheon Seo Jin, the prima donna of the residence, does all she can to give everything to her daughter. Oh Yoon Hee comes from a poor family background, but she strives to enter high society by becoming the queen of the penthouse, the pinnacle of success in her eyes.

  2. Season 2 poster

    Season 2

    13 episodes Feb 19, 2021 9.0

    Seo Jin and Dan Tae eventually get rid of everyone who was in their way. They shamelessly frame Yoon Hee for the murder of Su Ryeon and even cover up the death of Seol A. The residents of Hera Palace believe everything will return to how it used to be. However, the tides change when Yoon Hee escapes prison and Eun Byeol discovers the truth. Their mysterious fates are still yet to be seen. Will they manage to protect their precious palace until the very end?

  3. Season 3 poster

    Season 3

    14 episodes Jun 4, 2021 7.6

    Su Ryeon finally takes revenge on the residents of Hera Palace. They lost all of their money by investing in Cheonsoo District, and even worse, they stand before the court for covering up Seol A’s death. Those greedy residents of Hera Palace who caught themselves in their own traps end up losing their fortunes, reputations, and everything they had, and Su Ryeon succeeds in getting her revenge on Dan Tae who tried to kill her. When Su Ryeon thought the nightmare is finally over, she witnesses Logan’s death right before her eyes. Who could have planned to murder Logan, and what will happen to the residents of Hera Palace next? Their desire for revenge is not over yet.

  4. Specials poster

    Specials

    5 episodes Jan 12, 2021

Cast

12 people

Reviews

5 min read

Luxury as a Crime Scene

I keep thinking about how The Penthouse treats a home as if it were a wound that refuses to close. Not a cozy domestic space, not even a glamorous one, but a vertical machine for envy, panic, and performance. latestnetflix.com's read is that Joo Dong-min’s series understands something ugly and very current: in a city where status is visible from the window, people start acting like they’re auditioning for their own lives.

The penthouse isn’t just a goal. It’s a viewing platform, a throne room, and, eventually, a trap.

What struck me first was how shamelessly the series weaponizes excess. It’s a melodrama, yes, but not in the old-fashioned sense of emotional excess alone. The production design, the camera’s fondness for polished surfaces, the heavy, almost punitive music cues — all of it keeps telling you that these people live inside a system that rewards appetite and then punishes anyone who confuses appetite with happiness.

Joo, who built his name on glossy, high-heat television, pushes the mode here into something feral. This isn’t realism in the social-realist sense; it’s a heightened social nightmare, a soap opera with its teeth sharpened.

That’s part of why the show became such a phenomenon in South Korea: it arrived as a prestige-tinged broadcast drama about elite corruption, school competition, real-estate obsession, and the slow moral collapse that comes from treating children like extensions of parental ambition. It also tapped into a very particular public mood. Gangnam luxury had already been a cultural shorthand for a while — aspiration, resentment, satire, all tangled together — but The Penthouse turns that shorthand into architecture.

The building itself becomes the series’ central joke and its central threat. Everyone wants in. Once inside, nobody looks rested.

I’m not entirely sure every turn earns its own operatic escalation (sometimes the plotting does that thing where it seems to be making up one more catastrophe because the previous one wasn’t loud enough), but I’d be lying if I said I wasn’t hooked by the show’s brazenness. It knows how to stage a reversal. It knows how to make a silence feel expensive.

The series’ central conversation, as I read it, is about what people become when they decide that dignity is a luxury they can’t afford. Lee Ji-ah’s character begins as someone who believes in a hard, ugly version of upward mobility: win, survive, disappear from the shame of the past. But the show doesn’t let that remain a simple motive.

Buzz & Rumors

Public reports

Inside the Cutthroat World of The Penthouse: Cast Drama, Real-Life Ties, and the Making of a K-Drama Sensation

The Penthouse: War in Life (2020) wasn’t just a ratings juggernaut—it was a pressure cooker of ambition, deception, and real-life intrigue. Set in the glittering, cutthroat world of Hera Palace, the series followed the ruthless elite of Seoul’s Gangnam district as they clawed their way to the top, sacrificing morality for power. But behind the scenes, the cast’s dynamics and off-screen connections added another layer of drama to the already explosive plot.

A Cast of Rivals—and Real-Life Partners

The show’s ensemble cast was a mix of seasoned veterans and rising stars, many of whom brought their own real-life relationships into the fold. While the series thrived on on-screen betrayals, some cast members were actually close—or even romantically linked—off-screen.

  • YTYouTube·Uhm Ki Joon & Lee Ji Ah Fighting [Actual Scenes …
    https://www.youtube.com/watch?v=pwpnQIg4OO0
  • Uhm Ki-joon and Lee Ji-ah delivered some of the show’s most intense confrontations, their characters locked in a bitter feud. Yet behind the scenes, their chemistry was reportedly far more amicable. Clips of their fight scenes reveal a stark contrast between their on-screen rage and off-screen professionalism, with behind-the-scenes footage showing them laughing between takes.
  • YTYouTube·K-Drama 'The Penthouse' Cast Real-Life Partners …
    https://www.youtube.com/watch?v=sRlUX3__cGg
  • Rumored real-life couples added fuel to the gossip mill. A YouTube video teased that some cast members were dating, though specifics were never confirmed. The show’s creator, Kim Soon-ok, never addressed the rumors, leaving fans to speculate whether the off-screen relationships mirrored the show’s toxic alliances.

The Pressure Cooker of Production

With its high-stakes plotlines and lavish sets, The Penthouse was a demanding shoot. The series’ rapid production schedule—21 episodes aired over just three months —meant long hours and intense pressure. While no major behind-the-scenes meltdowns were documented in the available evidence, the sheer volume of twists and cliffhangers suggests a grueling pace.

  • Ratings success came at a cost. The show’s dark themes and morally ambiguous characters sparked debates about its influence, with some critics questioning whether its portrayal of wealth and corruption glamorized toxic behavior. Still, its 7.3/10 rating on SensCritique reflected its polarizing appeal.
  • The cast’s commitment was undeniable. Lee Ji-ah, Kim So-yeon, and Eugene led the charge, each delivering performances that balanced glamour with villainy. Uhm Ki-joon’s portrayal of the manipulative Joo Dan-tae earned particular praise, cementing his status as a K-drama heavyweight.

The Legacy of Hera Palace

The Penthouse wasn’t just a hit—it was a cultural phenomenon. Its blend of real estate wars, educational elitism, and high-society scheming struck a chord with audiences, making it one of the most talked-about dramas of 2020. Yet for all its success, the show’s production remained shrouded in mystery. Unlike other K-dramas that spill behind-the-scenes secrets, The Penthouse kept its off-screen drama tightly under wraps.

  • No major scandals emerged, but the lack of insider details left fans hungry for more. Was the cast as ruthless as their characters? Did the pressure of the shoot create real tension? The evidence doesn’t say.
  • What we do know: The show’s creator, Joo Dong-min, and writer Kim Soon-ok crafted a world where ambition knew no bounds—and the cast delivered performances that made every betrayal feel real.

For now, the real story behind The Penthouse remains as elusive as the truth in Hera Palace. But one thing’s certain: the drama was just as gripping off-screen as it was on.

Entertainment rumors and trivia aggregated from public reporting. Treat speculation as unverified unless a cited source confirms it.