K-Dramas Like Connection

Loved Connection (2024), SBS, and want more with the same feel? It is known for drugging, co-workers' relationship and childhood friends' relationship. Here are 10 Korean dramas that come closest, ranked from the best match down.

DruggingCo-workers' RelationshipChildhood Friends' RelationshipPolice Inspector Male LeadHeir Male LeadCold Case
  1. 1

    Black Out

    백설공주에게 죽음을

    2024 · MBC · 14 episodes · Thriller, Mystery, Psychological

    Years ago, two young women were brutally murdered and their friend, drunk that night and with no memory, was the only suspect.

    Same feel: Cold Case, Thriller, Mystery

    Cast, story & details →
  2. 2

    Positively Yours (2026)

    아기가 생겼어요

    2026 · Channel A · 12 episodes · Family, Comedy, Romance

    The drama is a reverse romantic comedy that begins with a one-night encounter between a man and a woman who have both decided they will never get married. Kang Du Jun is a…

    Same feel: Childhood Friends' Relationship, Co-Workers' Relationship

    Cast, story & details →
  3. 3

    Nine Puzzles

    나인 퍼즐

    2025 · Disney+ · 11 episodes · Thriller, Mystery, Crime

    Ten years ago, I Na saw her beloved uncle murdered, and instead of being treated as a victim she was suspected of the crime.

    Same feel: Co-Workers' Relationship, Crime, Thriller, Mystery

    Cast, story & details →
  4. 4

    Awaken

    낮과 밤

    2020 · tvN · 16 episodes · Thriller, Mystery, Crime

    Thirty years after a string of unexplained events shook a small village, new incidents surface and drag old, forgotten memories back into the light.

    Same feel: Cold Case, Crime, Thriller, Mystery

    Cast, story & details →
  5. 5

    Love in Disguise

    나의 유죄인간

    2026 · tvN · 12 episodes · Thriller, Mystery, Comedy

    Yun I-jun is a sheltered, slightly eccentric third-generation chaebol heir, and he has just become the prime suspect in the murder of his previous secretary.

    Same feel: Co-Workers' Relationship, Thriller, Mystery, Heir Male Lead

    Cast, story & details →
  6. 6

    Summertime

    하절기

    2026 · wavve · 10 episodes · Romance, Youth

    Yeo Eun Ho and Cha Do Hyeon have been inseparable for nineteen years — close enough that Eun Ho thinks he knows every side of his best friend, including the "perfect" front Do…

    Same feel: Childhood Friends' Relationship

    Cast, story & details →
  7. 7

    Seoul Busters

    강력하진 않지만 매력적인 강력반

    2024 · Disney+ · 20 episodes · Mystery, Comedy, Drama

    The Second Violent Crimes Unit has the worst arrest record in the city and has just lost its leader.

    Same feel: Co-Workers' Relationship, Mystery

    Cast, story & details →
  8. 8

    One Dollar Lawyer

    천원짜리 변호사

    2022 · SBS · 12 episodes · Comedy, Law, Drama

    Ji Hoon is a flamboyant lawyer with a curly perm, and he takes on clients for a fee of just 1,000 won.

    Same feel: Co-Workers' Relationship

    Cast, story & details →
  9. 9

    What Happens to My Family?

    가족끼리 왜 이래

    2014 · KBS2 · 53 episodes · Comedy, Romance, Drama

    Fed up with how his three grown children treat him, a father decides to sue them for the affection and respect he feels he deserves.

    Same feel: Childhood Friends' Relationship

    Cast, story & details →
  10. 10

    Flex x Cop Season 2

    Flex x Cop

    2026 · SBS · 14 episodes · Action, Thriller, Mystery

    After officially completing his police academy training, chaebol heir-turned-detective Jin I Su returns to Violent Crimes Unit 1, determined to prove himself as a real detective.

    Same feel: Co-Workers' Relationship, Action, Police Inspector Male Lead, Thriller

    Cast, story & details →

About Connection

A narcotics detective in a small city is secretly forced to take a mysterious drug, and as his health slips he must find out who did it. See the full page, cast and where to watch →

Questions about dramas like Connection

What are the best dramas like Connection?

Our top picks are Black Out, Positively Yours (2026), Nine Puzzles, followed by Awaken. Each one shares parts of its feel, such as drugging, co-workers' relationship and childhood friends' relationship, and links to a page with the story, cast and where to watch.

Where can I watch Connection?

Streaming details for Connection are on its page, and availability can differ by country.

How does DramaHog pick similar dramas?

We compare the genres, themes and story of every drama on the site and rank the closest matches from the same country. Our editors also hand-pick and reorder the top choices for the most popular shows.

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Episode, cast and poster data from TVmaze. Descriptions are written by DramaHog.