D.P. (Season 1) (2021) official poster
📺 K-Drama Guide · Military · Action · Drama

D.P. (Season 1)

디피 · 2021
✅ Completed · 6 eps
🎬 Netflix
⭐ 8.7 / 10 MDL 🔞 TV-MA
⚡ Updated · Jul 14, 2026

📋 Drama Overview

The essentials — before you press play.

D.P. (Season 1) (2021) official poster
CompletedMILITARY ABUSE PICK
D.P. (Season 1)
디피 (Dipi) · 2021 · South Korea
WriterKim Bo-tong, Han Jun-hee
DirectorHan Jun-hee
Episodes6 eps · ~51 min each
Where to Watch✅ Netflix
⏱️
Binge Time5h 6m
AiredAug 27, 2021
GenreMilitary · Action · Drama
Content RatingTV-MA

Netflix
Military HazingDesertionSocial CommentaryPsychologicalBromance

Every deserter D.P. catches turns out to be running from something the drama refuses to treat as simple cowardice. Private Ahn Jun-ho gets pulled into the Deserter Pursuit unit almost by accident — his quiet, watchful nature marks him as useful rather than promising — and paired with the loose-cannon Corporal Han Ho-yeol, he starts hunting down soldiers who’ve gone AWOL. What he finds on each case isn’t a criminal to punish so much as a person the system already broke.

Six episodes is not a lot of runway for what D.P. is actually attempting: a portrait of institutional cruelty precise enough to indict an entire structure without ever losing the individual faces caught inside it. Jung Hae-in plays Jun-ho’s slow radicalization with unnerving restraint, while Koo Kyo-hwan’s Ho-yeol supplies just enough chaos to keep the show from tipping into misery tourism. By the finale, the drama has stopped pretending this was ever really about catching deserters.

Episode Progress
6 / 6 ✅ Completed

⚡ Quick Verdict

Skip the scroll — here’s the verdict in one glance.

⭐ Worth it?Absolutely — one of the sharpest military dramas Korea has produced
⏱️ Commitment6 episodes · ~51 min each
💛 VibeInvestigative bromance that turns into an indictment of the system itself
📺 Skip if…You need your crime dramas to end with clean justice

⭐ 8.7 / 10
· MDL Score · 47,820 ratings

▶ Official Trailer

🎭 Cast & Characters

Two investigators, four men whose choices decide who gets caught — and who gets crushed.

Jung Hae-in as Ahn Jun-ho in D.P. (Season 1) (2021)
Jung Hae-in
Ahn Jun-ho

Lead

Koo Kyo-hwan as Han Ho-yeol in D.P. (Season 1) (2021)
Koo Kyo-hwan
Han Ho-yeol

Lead

Kim Sung-kyun as Park Beom-gu in D.P. (Season 1) (2021)
Kim Sung-kyun
Park Beom-gu

Supporting

Son Suk-ku as Lim Ji-seop in D.P. (Season 1) (2021)
Son Suk-ku
Lim Ji-seop

Supporting

🍿 Where to Watch

Stream D.P. (Season 1) on these platforms.

📺 Episode Guide

Just enough to stay oriented, episode by episode.

D.P. (Season 1) Episode 1 — A Man Holding Flowers
EP 01
A Man Holding Flowers
Aug 27, 2021
Ahn Jun-ho’s first days in uniform go about as badly as they can — Private Hwang Jang-soo makes sure of that — until his knack for reading people gets him pulled into the D.P. unit instead of buried in it. His debut mission with Corporal Park Sung-woo ends with deserter Shin Woo-suk choosing suicide over capture, and the show wastes no time establishing its actual subject: not the chase, but what chasing costs everyone involved.

D.P. (Season 1) Episode 2 — Daydream
EP 02
Daydream
Aug 27, 2021
Paired now with the erratic, oddly perceptive Han Ho-yeol, Jun-ho gets a partner who treats hunting deserters like a puzzle rather than a punishment. Their target, Choi Jun-mok, is hiding in PC rooms and subway stations — another bullied conscript running on fumes. The catch itself is almost gentle, and that gentleness is the point: Ho-yeol already knows exactly what kind of case this is before Jun-ho does.

D.P. (Season 1) Episode 3 — That Woman
EP 03
That Woman
Aug 27, 2021
Not every deserter in this show earns sympathy, and Jung Hyun-min is the first real test of that. He’s ditched his girlfriend Moon Young-ok and is living off her money at a host bar, so the D.P. duo goes undercover — Jun-ho posing as a host himself — to close in on him. It’s the funniest episode of the season and also the coldest, a deliberate contrast to everything that follows.

D.P. (Season 1) Episode 4 — The Monty Hall Problem
EP 04
The Monty Hall Problem
Aug 27, 2021
The show finally slows down to explain Cho Suk-bong, the gentle art-teacher-turned-conscript whose personality has been sanded down by months of hazing from Hwang Jang-soo. Meanwhile Ho-yeol lets deserter Heo Chi-do go, just for a moment, so he can tend to his dying grandmother. It’s a small act of mercy that says everything about how far Ho-yeol has drifted from the rulebook.

D.P. (Season 1) Episode 5 — Military Dog
EP 05
Military Dog
Aug 27, 2021
Suk-bong finally breaks, deserting with a clear target: Hwang Jang-soo. Jun-ho and Ho-yeol piece together the full scope of what he endured, and the case stops being a pursuit and becomes a countdown. The unit that spent five episodes hunting broken men now has to reckon with having built one.

D.P. (Season 1) Episode 6 — Onlookers
EP 06
Onlookers
Aug 27, 2021
Suk-bong kidnaps Hwang Jang-soo and the manhunt escalates into a special-forces standoff. Jun-ho’s attempt to talk him down — invoking his old student, his old life — nearly works, and then the SDT shoots Suk-bong anyway. Park Beom-gu takes a token disciplinary hit, Lim Ji-seop gets quietly transferred, and Jun-ho walks out of the barracks having decided he’s done being a bystander to any of it.

🏁 Ending Explained

The finale, unpacked in full. Consider yourself warned.

⚠️
Spoiler Warning — This section covers the full finale of D.P. (Season 1). Stop here if you haven’t finished the series.

What actually happened Cho Suk-bong doesn’t survive his own desertion. Cornered by special forces after kidnapping his tormentor Hwang Jang-soo, he’s shot dead despite Jun-ho’s attempt to reach him — a death the show frames not as a tragic accident but as the system doing exactly what it was built to do. Park Beom-gu receives a mild reprimand, Lim Ji-seop gets reassigned, and nothing about the actual chain of command changes.

D.P. (Season 1) (2021) — Cho Suk-bong cornered by special forces in the D.P. Season 1 finale

Why Suk-bong snapped Suk-bong isn’t the exception D.P. wants you to feel sorry for once and move past — he’s the demonstration case. Every small cruelty from episode four onward, from the mocked art supplies to months of engineered isolation, was building toward exactly this, and the drama refuses to let Hwang Jang-soo’s individual sadism excuse the officers who saw it and did nothing.

Jun-ho’s exit The final image — Jun-ho breaking formation and marching the wrong direction — reads as small until you remember every instruction this show has given him about what happens to soldiers who step out of line. It’s less an act of rebellion than a refusal, the only kind of protest a private actually has access to.

D.P. (Season 1) (2021) — Ahn Jun-ho walks away from formation in the D.P. Season 1 finale

Ho-yeol’s quieter defeat Han Ho-yeol doesn’t get a dramatic breaking point — he just goes back to being the guy who already knew how this would end. His resignation is the more cynical reading of the finale: competence inside a broken system doesn’t fix it, it just makes you a better witness to how it fails people.

The KDW verdict D.P. Season 1 lets the actual culprits walk away with a slap on the wrist, and that’s the entire argument. The drama wants you to count how many people looked away for Suk-bong to end up dead, and to notice how easily the same machinery resets for the next private who walks through the gate.

D.P. (Season 1) (2021) — Ahn Jun-ho reflects on the fallout of the D.P. Season 1 finale

✍️ KDramaWorlds Editor’s Take

Worth the watch? Our honest answer, and who it’s aimed at.

🪖 Institutional Rot
🤝 Odd-Couple Bromance
😢 No Clean Justice
🎬 Precision Filmmaking

There’s a scene in episode four where Ho-yeol lets a deserter go for exactly one hour so the man can sit with his dying grandmother, then drives him straight back to base without a word of explanation to Jun-ho. Koo Kyo-hwan plays it completely deadpan, and it’s the moment the show tips its hand about what kind of partnership this actually is — not mentor and student, but two different survival strategies for the same trap. It’s the same quiet-transformation instinct that made Juvenile Justice land as hard as it did — a system exposed through one person’s growing discomfort with it.

D.P. (Season 1) (2021) — cinematic still

Jung Hae-in built a career on gentle romantic leads before this, which makes Jun-ho’s slow hardening land harder than a more deliberately intense actor could manage. He barely raises his voice across six episodes and still ends the season looking like a different person. D.P. also shares a specific kind of discomfort with Extracurricular — both refuse to let the ordinary people standing around a crisis stay innocent bystanders.

What keeps D.P. from tipping into misery tourism is its sense of proportion. Hwang Jang-soo is a product of the system as much as its enforcer, and the show never lets one villain absorb blame that belongs to an entire chain of command. That restraint is why the ending doesn’t feel like punishment avoided so much as an institution protecting itself exactly as designed.

👍👍👍 BEST FOR 👍👍👍
🪖 Viewers who want a military drama that treats institutional cruelty as the actual villain
🤝 Fans of investigative bromances where the partnership dynamic carries real weight
😔 Anyone ready for a finale that refuses easy catharsis

⚖️ Final Verdict
What works
Jung Hae-in and Koo Kyo-hwan’s mismatched chemistry never feels like a gimmick
Each case doubles as a distinct study in institutional failure without repeating itself
The six-episode length keeps every scene purposeful — nothing pads the runtime

What to know first
This is a heavy watch start to finish — there’s no comic-relief subplot to retreat to
Military rank and terminology come fast; a glossary moment or two would have helped
The ending offers zero closure on institutional accountability — by design

8.7 / 10— A tightly-built indictment of institutional cruelty that never mistakes one bad soldier for the whole problem.

💬 Helpful? Share this guide →

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.

606 Reviews Published
339 Actor Profiles
2026 Writing Since
More about the KDW Editorial Team

Share your reaction to this drama.

You can pick up to 3 reactions.

Before You Comment

Keep it kind, skip the harsh language, and please — no spoilers. Everyone's taste is different, and that's perfectly fine.

This space is for real reactions and discussion from other viewers. Help keep it comfortable for everyone by not giving away major plot details.