Climax continues its upward trajectory. Episode 5 aired Monday, March 30 at 10:00 PM KST on ENA, with the series maintaining its No. 1 position on Disney+ Korea for over 10 consecutive days. The drama also topped FUNdex’s TV-OTT drama buzz rankings for the second straight week, with Ju Ji-Hoon at No. 1 and Ha Ji-Won at No. 3 among performers.
If you haven’t caught up yet, read our complete Climax Episodes 1–4 Recap and Cast Guide before diving in. Full spoilers ahead.
Episode 5 Recap: “The Joker Card”
Jeong-Won Steps Out of the Shadows
For four episodes, Hwang Jeong-Won (Nana) operated in silence — cloning phones, tailing targets, feeding intel to Tae-Seop. Episode 5 finally reveals why she’s in this game.
The drama peels back Jeong-Won’s connection to the late actress Han Ji-Soo, the woman whose death set every event in this story into motion. Her resemblance to Ji-Soo — flagged by Sang-A’s driver episodes ago — is no coincidence. Episode 5 begins to answer the question viewers have been asking since the pilot: who is Hwang Jeong-Won, really?
Nana delivers her strongest work of the series here. The restrained intensity she’s carried for four episodes finally breaks open into something raw and personal.
Tae-Seop Corners the Chairman
Bang Tae-Seop (Ju Ji-Hoon) has been stacking leverage since Episode 1. In Episode 5, he plays his hand.
Through the cloned phone data and Jeong-Won’s surveillance, Tae-Seop confirms what he buried seven years ago: WR Group Chairman Kwon Se-Myung ordered the real killing of Oh Kwang-Jae. Park Sae-Jang drew first blood with a knife, but fled before finishing the job. It was the Chairman’s hired man, Lim Kwang-Sung, who delivered the fatal blow.
Back then, Tae-Seop traded this truth for a promotion. Now he digs it back up — not for justice, but to squeeze WR Group from the inside. He leverages Kwon Jong-Uk (Oh Jung-Se), the Chairman’s own son, whose grudge against stepmother Yang-Mi makes him a willing ally.
Ju Ji-Hoon plays this sequence with the calm precision that has defined his performance. Tae-Seop doesn’t raise his voice. He doesn’t need to. The information is the weapon, and he knows exactly where to aim it.
Yang-Mi Strikes Back Through the Media
Lee Yang-Mi (Cha Joo-Young) doesn’t wait to be cornered. With Mayor Nam destroyed, she pivots her entire strategy toward one target: Chu Sang-A.
She activates MeTuber Choi Ji-Ho and freshly paroled Park Sae-Jang to build a public case that Sang-A masterminded Oh Kwang-Jae’s murder. The goal is surgical — destroy Sang-A’s image, and Tae-Seop’s political ambitions collapse with it.
Cha Joo-Young continues to steal every scene she’s in. Yang-Mi doesn’t shout. She arranges. Every word out of her mouth sounds like a contract being signed.
Sang-A at the Breaking Point
Chu Sang-A (Ha Ji-Won) is surrounded. Her husband has admitted he always knew the truth. Sae-Jang and Ji-Ho are preparing to expose her on camera. The billboards branding her a murderer — the gut-punch ending of Episode 4 — have made her a national target.
Ha Ji-Won walks a razor line between collapse and counterattack. Sang-A is not a woman who gives up — she’s a woman who once ordered a man killed. The question isn’t whether she’ll fight back, but who she’ll aim at first.
What We Now Know About the Oh Kwang-Jae Murder
By Episode 5, the full picture is nearly assembled.
Seven years ago, WR Group CEO Oh Kwang-Jae ran a sexual exploitation ring in the entertainment industry, secretly filming actors for blackmail. When rookie actress Han Ji-Soo died after his abuse, Sang-A — who loved Ji-Soo — convinced bodyguard Sae-Jang to kill him. Sae-Jang stabbed Kwang-Jae but fled. Chairman Kwon Se-Myung sent assassin Lim Kwang-Sung to finish the job. Prosecutor Tae-Seop buried it all and convicted only Sae-Jang.
Now every player in the cover-up is exposed. And every one of them is trying to control the story before it controls them.
Episode 6 Preview: The Walls Close In
Episode 6 airs tonight — Tuesday, March 31 at 10:00 PM KST on ENA.
Preview stills show Tae-Seop making a phone call with a hardened expression, Sang-A on a separate call with fear and defiance in her eyes, and Jeong-Won attempting what appears to be a wiretapping operation. Yang-Mi is seen strategizing, and Jong-Uk’s face betrays real panic for the first time.
3 Burning Questions for Episode 6
- Will Jeong-Won’s identity reach Sang-A?
Jeong-Won has been operating inches from Sang-A for weeks. If Sang-A discovers her body double is also her husband’s spy — and has a personal connection to Ji-Soo — the fallout could shatter every alliance in the story. - Can Tae-Seop hold WR Group’s internal war together?
He’s playing the Chairman against the Chairman’s own son. That works until one side decides Tae-Seop is the bigger threat. Jong-Uk’s panicked expression in the preview suggests that moment may be coming. - How far will Yang-Mi’s media campaign go?
Ji-Ho and Sae-Jang have recordings. Yang-Mi has the platform. If this goes public before Tae-Seop can contain it, Sang-A’s reputation is finished — and so is his.
Where to Watch Climax
South Korea: ENA (Mon/Tue 10 PM KST), Genie TV
Korea and Asia: Disney+
Worldwide: Rakuten Viki, Viu
FAQ
How many episodes does Climax have?
Climax is a 10-episode series. It premiered March 16, 2026 and is scheduled to end April 15, 2026.
Where can I watch Climax with English subtitles?
Rakuten Viki and Viu carry Climax with English subtitles internationally. Disney+ streams the series in Korea and select Asian markets.
Is Climax based on a true story?
No. Climax is an original screenplay by director Lee Ji-Won. However, its portrayal of entertainment industry exploitation echoes real cases, notably the Jang Ja-Yeon tragedy of 2009.
Who plays Hwang Jeong-Won?
Nana (Im Jin-Ah), formerly of K-pop group After School. Episode 5 is her breakout episode in the series, revealing Jeong-Won’s hidden backstory.
Also airing this week: SBS’s legal fantasy hit is breaking records — read our Phantom Lawyer Episode 6 Recap to stay caught up.