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Colony (2018) movie poster

Characters & Themes

Colony (2018) Characters, Setting & Themes Explained

Release, runtime and language
2018 · 15 mins · English
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Directed by
Catherine Bonny
Starring
Nick Clark, Ben Leyden, Emma Burnside, Grace Liu, Alicia Hellingman

In the future, two women struggle for survival as part of a work colony.

On this page (8)
  1. 1 Where to watch
  2. 2 Characters explained (5)
  3. 3 Character relationship map
  4. 4 Where & when it takes place
  5. 5 Themes & meaning (3)
  6. 6 Character & meaning questions
  7. 7 Movie threads
  8. 8 Every angle
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5 main characters · contains spoilers

Colony Characters Explained: Who Is Who

The main characters of Colony (2018), heroes and villains: what drives them, how they change over the course of the story and what each of them reveals about the film's bigger ideas.

  • Kwon Se-jeong

    Kwon Se-jeong is a strong-willed character who grapples with her past as a whistleblower in academia. Her determination to expose corruption shapes her interactions and guides her actions during the outbreak. As the chaos unfolds, she becomes a reluctant leader, driven by her convictions and the need to protect those around her.

    • 👩‍🔬 Scientist
    • 🏃‍♀️ Leader
    • 💔 Resilience
  • Dr. Seo Young-Chul

    Dr. Seo Young-Chul embodies the tragic consequences of ambition and desperation. Once a brilliant scientist, his descent into madness unfolds as he seeks revenge through bioterrorism. His complex motivations reveal the thin line between genius and insanity, ultimately leading to catastrophic outcomes for himself and others.

    • 🧪 Mad Scientist
    • 🥼 Tragedy
    • ⚔️ Revenge
  • Han Gyu-Seong

    played by Ben Leyden

    Han Gyu-Seong, Kwon's ex-husband, serves as a character caught between past affections and present dangers. His efforts to support Kwon show a mix of guilt and lingering love, but his ultimate sacrifice underscores the dire stakes of survival. He is depicted as a coward in light of his struggle to navigate between devotion and self-preservation.

    • ❤️ Heartbreak
    • 🧑‍🤝‍🧑 Protection
    • 🤔 Conflict
  • Choi Hyun-Seok

    played by Nick Clark

    Choi Hyun-Seok is depicted as a protective brother who prioritizes his sister’s safety in the midst of the outbreak. His character reveals emotional depth as he struggles with his inability to save her, ultimately leading to a poignant exploration of loss and courage amidst chaos.

    • 👮‍♂️ Protector
    • 🌪️ Chaos
    • 💔 Loss
  • Choi Hyun-Yee

    played by Grace Liu

    Choi Hyun-Yee is a determined individual who, despite her paralysis, remains resourceful and supportive. Her character highlights the theme of resilience and the bond between siblings, making her fate all the more impactful as she faces dire circumstances with unwavering courage.

    • 💪 Strength
    • ❤️ Sibling Love
    • 😢 Sacrifice

Last updated: October 27, 2026 at 12:27

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6 characters · 8 connections · contains spoilers

Colony Character Relationship Map

Who is connected to whom in Colony: family, love, friendships, rivalries and hidden ties, colour-coded. Pick a character to see their side of the story, or a connection to see what brings two characters together.

How much of the story to show
KSKwon Se-jeongHGHan Gyu-SeongBen LeydenDSDr. SeoYoung-ChulKWKang Woo-ChulCHChoi Hyun-SeokNick ClarkCHChoi Hyun-YeeGrace Liu

Last updated: October 27, 2026 at 12:27

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Setting

Where and When Does Colony Take Place?

The setting of Colony (2018): the year and time period, the places and locations, and how they shape the characters, the mood and the tension of the story.

Time period

The events of the film take place in a contemporary setting, reflecting modern societal issues regarding bioterrorism and ethical implications of scientific advancement. The characters navigate a world where the lines between life and death blur, driven by personal vendettas and socio-political tensions. This setting amplifies the urgency and horror of the outbreak.

Location

Dongwoo-ri Building

The Dongwoo-ri Building serves as a corporate hub for Chains Bio, where cutting-edge scientific research takes place. It is known for hosting conferences that aim to push the boundaries of collective intelligence and biotechnological innovation. The building transforms into a battleground as a zombie outbreak erupts, showcasing the chaos that ensues in a once-peaceful corporate setting.

  • 🏢 Building
  • 🧬 Laboratory
  • 🚨 Conference

Last updated: October 27, 2026 at 12:27

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3 major themes

Colony Meaning: Themes & Message Explained

What is Colony (2018) really about? The emotional, social and philosophical themes the film keeps returning to, its symbolism and the message beneath the surface.

  • Survival

    Survival is a dominant theme as characters face moral dilemmas while battling a relentless zombie horde. The struggle to protect loved ones and escape the chaos highlights the instinctual drive to preserve life amidst despair. The film illustrates both physical and emotional survival, as characters confront their fears, betrayals, and the concept of sacrifice.

  • Science vs. Ethics

    The conflict between scientific progress and ethical boundaries is a prominent theme, as Dr. Seo Young-Chul’s experiments push the envelope of morality. The film examines how unchecked ambition can lead to disastrous consequences, questioning the price of innovation. Through the characters' dilemmas, it reflects the importance of responsibility in scientific pursuits.

  • Collective Intelligence

    The concept of collective intelligence plays a crucial role in the film, manifesting through the infected's ability to strategically coordinate attacks. This theme parallels the discussions presented at the conference, exploring how sharing knowledge can enable both positive and negative outcomes. It raises questions about collaboration in humanity versus mindless conformity.

Last updated: October 27, 2026 at 12:27

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Character & theme questions

Colony Characters & Meaning: Your Questions Answered

The questions people ask about Colony (2018): who the characters really are, their relationships, what the symbols mean, where it takes place and what the movie is really about. Each answer contains spoilers.

Q1

Where does Colony take place?

Colony is set primarily inside the Dongwoo-ri Building, a corporate research hub owned by Chains Bio that doubles as a biotech laboratory and conference venue. The building's polished corporate atmosphere is central to the story, because the very space designed to celebrate scientific innovation becomes the battleground once the zombie outbreak erupts.

  • dongwoo-ri building
  • chains bio
  • corporate setting
  • laboratory
  • conference
  • outbreak
Q2

When is Colony set?

Colony takes place in a contemporary timeframe rather than a distant future or historical era. The modern setting is deliberate, allowing the film to mirror present-day anxieties about bioterrorism, unchecked biotech research, and the ethical limits of scientific progress.

  • contemporary setting
  • modern era
  • bioterrorism
  • present day
  • time period
Q3

Who is Kwon Se-jeong in Colony?

Kwon Se-jeong is the protagonist and reluctant leader of the survivors in Colony, shaped by her past as an academic whistleblower who exposed corruption. Her moral conviction and refusal to compromise make her the figure the other survivors gravitate toward as the Dongwoo-ri Building collapses into chaos.

  • kwon se-jeong
  • protagonist
  • whistleblower
  • survivor leader
  • academic corruption
Q4

Who is Dr. Seo Young-Chul and what drives him?

Dr. Seo Young-Chul is the main antagonist of Colony, a once-brilliant scientist whose personal grievances drive him into bioterrorism. His motivations are rooted in revenge against former colleagues and a desperate need to validate his work, turning his genius into the very engine of the outbreak.

  • dr seo young-chul
  • antagonist
  • scientist
  • bioterrorism
  • revenge
  • chains bio
Q5

What is the central conflict in Colony?

The central conflict in Colony unfolds inside the Dongwoo-ri Building, where a bioterrorist attack unleashes a hive-mind zombie outbreak during a scientific conference. Survivors must escape coordinated infected while navigating the human tensions of trust, sacrifice, and ethical compromise that the crisis forces into the open.

  • central conflict
  • zombie outbreak
  • bioterrorism
  • survival
  • trust
  • sacrifice
Q6

What is the main theme of Colony?

Survival is the dominant theme of Colony, portrayed as both a physical fight against a relentless zombie horde and an emotional struggle shaped by betrayal and sacrifice. The film pushes its characters into impossible moral choices, using the outbreak to expose how far people will go to protect loved ones or preserve themselves.

  • survival
  • zombie outbreak
  • sacrifice
  • moral dilemmas
  • self-preservation
  • protection
Q7

Why is science vs. ethics a central theme in Colony?

The science vs. ethics conflict drives Colony's worldview, embodied by Dr. Seo Young-Chul's descent from respected researcher to bioterrorist. The Chains Bio conference serves as an ironic backdrop, allowing the film to question how institutions that celebrate innovation can ignore the human cost of their ambition.

  • science vs ethics
  • scientific responsibility
  • dr seo
  • chains bio
  • innovation
  • bioterrorism
Q8

What does collective intelligence mean in Colony?

In Colony, collective intelligence refers to the hive-mind coordination the infected use to strategize together rather than attack as mindless zombies. The concept is mirrored in the conference's intellectual discussions about shared knowledge, creating a deliberate contrast between productive human collaboration and the forced conformity of the outbreak.

  • collective intelligence
  • hive mind
  • infected
  • zombie coordination
  • conformity
  • collaboration
Q9

What kind of horror film is Colony?

Colony is a dark, high-intensity sci-fi horror built around a contained outbreak inside a single corporate building. Rather than relying on jump scares, the film leans on grief, graphic violence, and philosophical dread, using the zombie threat as a vehicle for heavier themes about forced collectivism and ethical collapse.

  • horror film
  • sci-fi horror
  • dark tone
  • contained outbreak
  • philosophical dread
  • violence
Q10

What is Han Gyu-Seong's role in the story?

Han Gyu-Seong, also known as Ben Leyden, is Kwon Se-jeong's ex-husband, caught between lingering affection for her and the pressures of self-preservation. His arc in Colony explores guilt, devotion, and cowardice, and it ultimately exposes the brutal personal cost of surviving the outbreak.

  • han gyu-seong
  • ben leyden
  • ex-husband
  • guilt
  • sacrifice
  • self-preservation
Q11

Who are the Choi siblings in Colony?

The Choi siblings are Choi Hyun-Seok and Choi Hyun-Yee, whose bond becomes one of Colony's emotional anchors. Hyun-Seok acts as a protective older brother struggling with his inability to save his sister, while the paralyzed Hyun-Yee remains resourceful and resilient, making her fate particularly devastating within the story's emotional arc.

  • choi hyun-seok
  • choi hyun-yee
  • siblings
  • protection
  • paralysis
  • resilience
  • loss

Movie threads

More Movies Like Colony, by Mood & Story

Curated lists built around what makes Colony tick: the same mood, the same kind of story or the same emotional payoff. Each list explains why these movies belong together.

Hive mind horror like Colony

A hive mind spreads, swallowing individuality and turning humans into something far worse. Looking for movies like Colony? These horror films feature collective intelligence threats, bioterrorism experiments gone wrong, and the creeping dread of losing individual identity to a shared consciousness. If you loved Colony's hive-mind zombies and disturbing scientific ethics, these unsettling survival stories will grip you with paranoid, visceral energy and apocalyptic stakes you cannot outrun.

  • hive mind
  • body horror
  • paranoia
  • bioterrorism
  • loss of identity
  • collective threat
  • Tone: dark, paranoid, unsettling
  • Pacing: fast and relentless
Why these movies?

The story pattern: Stories in this thread usually begin with an outbreak or rogue experiment that links infected minds into one shared will, forcing isolated survivors to face an enemy that thinks, plans, and reacts as a single organism. Protagonists often wrestle with the ethics of the science that created the threat while confronting the body horror of infection and the philosophical horror of assimilation. Climaxes tend toward ambiguous or bleak resolutions where the swarm is temporarily quieted but never truly defeated, leaving characters changed and the future uncertain.

Why they belong together: These films share a paranoid, claustrophobic atmosphere amplified by the fact that the threat shares information across its hosts, making hiding nearly impossible. They pair relentless, fast-paced survival action with heavy philosophical questions about consciousness, individuality, and scientific hubris. The mix of visceral horror, layered character motivations, and disturbing themes about collective will binds them together.

Bleak survival horror like Colony

Trapped survivors fighting impossible odds while grief weighs them down. If you loved Colony's relentless, claustrophobic survival horror, these movies like Colony deliver the same high-stakes action paired with devastating personal loss. Featuring trapped survivors, heavy grief narratives, ambiguous endings, and graphic visceral violence, these bleak apocalyptic thrillers will keep your heart racing while breaking it in equal measure. Perfect for fans of emotionally heavy, intense horror.

  • claustrophobic
  • trapped
  • grief
  • desperate
  • visceral
  • ambiguous ending
  • Tone: dark, heavy, grief-stricken
  • Pacing: fast and relentless
Why these movies?

The story pattern: Stories in this thread typically drop characters into a confined environment under siege, where every tactical decision carries a mortal cost and resources are scarce. The narrative weaves frantic escape sequences with moments of mourning, revenge, and sacrifice, treating survival as both a physical grind and a psychological ordeal. Bonds form and shatter under pressure, deaths land as both tactical setbacks and emotional gut punches, and conclusions lean toward ambiguity, suggesting survival comes at a steep price and the threat may quietly resurface.

Why they belong together: These films share a high-intensity, fast-paced rhythm punctuated by heavy emotional beats and graphic consequences. They blend visceral action with character-driven grief, keeping the body count and the emotional toll equally high. The confined settings, bleak tone, and ambiguous conclusions create a consistent feeling of dread mixed with reluctant hope, anchored by survivors who must decide what they are willing to sacrifice.

Every angle

Colony (2018) Explained: Plot, Timeline & Characters

Everything about Colony in one place: what happens in the plot summary, the timeline in chronological order, the characters and meaning and a spoiler-free summary. What's After the Movie adds the cast, box office and post-credit scenes.

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