Hey K-drama fam! If you’re craving a fresh workplace comedy packed with tension, juicy secrets, sharp corporate satire, and that irresistible enemies-to-lovers spark, Filing for Love (은밀한 감사) might quickly become your new weekend binge. I jumped in right after the premiere on April 25, 2026, streaming with subs on Rakuten Viki, expecting a breezy office rom-com. Instead, the first two episodes delivered a surprisingly witty and layered mix of petty revenge, audit drama, chaotic office scandals, and budding chemistry that left me hooked and smiling.
The Setup (No Major Spoilers)
The story centers on Noh Ki-jun (Gong Myung), the former ace of the internal audit team at the powerful Haemu Group. He was on the fast track, smart, capable, and about to receive a well-deserved special promotion after cracking a big case involving executive corruption. Everything was going smoothly… until the new audit department head, Joo In-ah (Shin Hye-sun), arrived and abruptly reassigned him. And now, frustration enters the scene. Ki-jun finds himself demoted to Audit Team 3, the team that handles the company’s messiest, most trivial scandals like office gossip, minor misconduct, and petty complaints. Now he’s stuck dealing with jealous spouses, suspected affairs, and everyday workplace chaos.
His first case involves a frantic wife named Young-hee, who storms in convinced her husband (from the food team) is having an affair. Ki-jun conducts interviews, gathers statements, and confidently concludes it’s nothing but delusional jealousy. But Joo In-ah isn’t convinced. She challenges his report, pushing him to dig deeper and questioning whether he missed crucial evidence. This sets the tone perfectly of a competent auditor meeting an eccentric, no-nonsense boss who refuses to let anything slide.
The real twist comes when an anonymous tip lands on Ki-jun’s desk, claiming that In-ah herself might be involved in an inappropriate workplace relationship. For a demoted employee seething with resentment, this feels like the ultimate golden ticket for revenge. What begins as a personal mission to expose his boss soon spirals into something far more complicated. As Ki-jun starts investigating, the lines between duty, attraction, office politics, and hidden truths begin to blur dangerously.
First Impressions of the Leads
Shin Hye-sun as Joo In-ah: She is absolutely killing it. In-ah is portrayed as a ruthless perfectionist, the youngest female executive at Haemu Group, with an eccentric and fiercely competent personality. She demands excellence, crushes anyone who falls short, and carries an icy professionalism that hides deeper layers and a mysterious past. Shin Hye-sun nails the balance between terrifying boss energy and subtle vulnerability. You can feel there’s something big she’s guarding, and her commanding presence makes every scene with her electric.
Gong Myung as Noh Ki-jun: Gong Myung is incredibly watchable and perfectly cast. He captures the exasperated, slightly petty, yet fundamentally upright auditor who’s equal parts annoyed and intrigued by his new boss. His facial expressions during the demotion moments, the awkward interviews, and the early “investigation” beats are hilarious. There are already some standout funny scenes, including a karaoke moment and charged staircase encounters that had me laughing out loud. The slow-burn chemistry between him and Shin Hye-sun is palpable; it’s all charged glances, witty banter, and that delicious push-pull dynamic that makes office rom-coms addictive.
The supporting cast adds excellent flavor, too. Kim Jae-wook as Jeon Jae-yeol (a third-generation chaebol tied to Haemu Group) brings intriguing corporate layers and potential chaos. Hong Hwa-yeon as Park A-jeong rounds out the audit team with lively energy. The ensemble feels well-balanced and promises fun side stories amid the main rivalry.
What Works So Far
The tone strikes a great balance, funny without descending into over-the-top slapstick. Much of the humor springs from realistic office frustrations, power plays, absurd corporate rules, jealous accusations, and the sheer ridiculousness of investigating petty scandals in a big conglomerate. The writing feels sharp, witty, and refreshingly adult at times. Pacing is solid. Episodes 1 and 2 move briskly, introducing the demotion, Ki-jun’s first chaotic case, the anonymous tip, and enough mystery around In-ah to keep you guessing. It doesn’t drag, yet it wisely avoids rushing the romance, exactly what a good slow-burn needs.
Visually, it has that clean, polished tvN aesthetic, having modern office spaces, good lighting, and crisp cinematography that makes the corporate world feel both sleek and suffocating. The trailer hinted at a romantic comedy with melodramatic elements, and the early episodes deliver on both fronts, with moments of genuine tension mixed with laugh-out-loud comedy.
What I’m Curious and Hopeful About
Will the revenge plot stay light and fun, or will it venture into darker territory as secrets unravel? How much will we learn about In-ah’s hidden past, and will Ki-jun really become the person who helps her move forward? Most of all, how long until the awkwardness of “investigating an affair while catching feelings” explodes into full-blown romance?
As someone who adores office settings with competent, clashing leads who start as rivals before they click, Filing for Love is checking all the right boxes. It’s not trying to reinvent the wheel, but the strong lead performances, clever premise, and charming execution elevate it beyond standard fare. The gender-role flip (ruthless female boss vs. righteous male subordinate) adds a refreshing twist, too.
Thoughts After Episodes 1–2 Eps
It’s a classic office romance setup reminiscent of What’s Wrong with Secretary Kim or Business Proposal, but with a sharper, more adult edge. Here, the romance quietly blooms right in the middle of the very department tasked with chasing down affairs and corruption. The irony is delicious, and the “I’m supposed to investigate you… but why am I drawn to you?” tension is already simmering beautifully.
Drama Info
- Title: Filing for Love (은밀한 감사 / Secret Audit)
- Total Episodes: 12 (Ongoing)
- Review/First Impressions: Episodes 1-2
- Release Schedule: Saturdays and Sundays at 21:10 KST
- Genre: Romance, Comedy, Workplace
- Cast: Shin Hye-sun (Joo In-ah), Gong Myung (Noh Ki-jun), Kim Jae-wook, Hong Hwa-yeon
- Where to Watch: Rakuten Viki, tvN (and HBO Max Asia in some regions)
Ratings
- Overall Score (Ep 1–2): 7.2/10
- Acting: 9/10
- Chemistry: 9.5/10
- Cinematography & Production: 8.6/10
- Recommendation: Perfect for fans of Business Proposal and What’s Wrong with Secretary Kim who want extra corporate chaos, witty banter, and slow-burn tension.
- Rewatch Value (so far): 6.9/10
Check Out: Sold Out on You Ep 1–2 First Impressions:
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