Summary of "How to Actually Know Your Character (Writing Exercise for OCs)"

Summary of the video

The video argues that character design (outfits, powers, trauma backstory) is only the surface. The real test of an OC is whether you can predict what they do and say when “alive on the page”—that is, their decision patterns and value-based choices under pressure.

The creator uses their main OC, Demetrius Hartwell, as a structured example: instead of treating backstory as personality, they treat backstory as explanation, while the character’s principles/values determine behavior. They also describe a method for making character behavior feel consistent but not flat by splitting the character into different “faces” depending on context.

Artistic techniques / concepts shown

Value-first character definition
- Characters are defined less by events (“what happened”) and more by what they:
  - value
  - refuse to do
  - justify
  - protect
  - forgive
  - will never forgive
- A “moral spine” (or its absence) is framed as more important than complicated psychology.
Backstory as function, not identity
- Trauma and events are used to explain why the character behaves a certain way (e.g., compassion under pressure, emotional compartmentalization).
One-character, multiple-context “faces”
- Break character expression into three modes:
  - how they behave at work
  - how they behave around family
  - how they behave when alone
- This aims to keep behavior predictable without becoming emotionally flat.
Design as externalized psychology
- Wardrobe/design choices are treated as deliberate signals of how the character wants to be perceived (people judge “books by their covers”).
Stress-testing via scenario exercises
- Great characters are revealed through situations, not invented fully formed—pressure is discovery.
Character integrity under plot convenience
- Warning against overriding behavior for spectacle or theme.
- Core rule stated: if your character wouldn’t do it, don’t make them do it (examples given: cheating trope; killing a baby trope).

Writing exercises / prompts (steps + what to look for)

1) “Ordering coffee” (micro-scene character test)

Write the character ordering coffee in a way that matches them exactly.
Watch for:
- word choice
- politeness level
- hesitation
- humor
- eye contact
- small behaviors in a single interaction
Use it as an “intro” moment: one simple conversation can expose a lot of personality.
Example traits for Demi mentioned: polite, specific, observant, slightly self-deprecating; adaptable kindness depending on the clerk’s mood.

2) “Florida to ceiling windows” (private vulnerability under observation)

Place the character alone at home with large windows (they might be seen).
Ask:
- What embarrassing thing do they do when alone?
  - singing aloud, rehearsing arguments, dancing, talking to themselves, praying, pacing, etc.
- How do they react when they realize they’re being watched?
  - wink, continue, shrink, laugh, run, etc.
Purpose: evaluate their comfort with vulnerability and how they cope under pressure (useful for suspense scenes).

3) “Evil twin” / “Build the foil” (create a contrasting opposite)

Create an evil-twin version of the character by reversing:
- values
- habits
- aesthetic
- social behavior
- coping strategy
Write a scene where the two argue (small or large stakes).
Check:
- If they sound interchangeable, the main character isn’t defined enough yet.
- If they’re distinct and converse differently, the character is clearer.

4) “Expansion” (add situations, not traits)

Don’t add more random personality traits.
Instead, test the existing character in more situations/dilemmas, including:
- social embarrassment
- betrayal
- authority conflict
- love
- loss
- boredom
Boredom scenes are emphasized as revealing “real-life” ticks and rhythms.

Contributor/creator credits mentioned at the end

No other creators/contributors are credited at the end of the subtitles. The only named example characters/works mentioned are:

Demetrius Malachite Hartwell / Demetrius Hartwell (the creator’s OC)
Mention of Uta from Jujutsu Kaisen (as a comparison, not a credited creator)