character-arcs（人物弧线）

Character Arcs Skill

Invocation Triggers

Apply this skill when:

• Developing character transformations
• Tracking character growth
• Analyzing protagonist journey
• Building supporting character arcs

Arc Fundamentals

What is a Character Arc?

The internal transformation a character undergoes, usually from:

• Flaw → Strength
• Want → Need
• Lie → Truth
• Fear → Courage

The Core Arc Formula

CHARACTER starts BELIEVING [lie/flaw]
EVENTS force CHARACTER to confront [truth]
CHARACTER transforms by EMBRACING [new understanding]

Arc Types

Positive Change Arc

Character overcomes flaw, grows positively.

Start: Believes the lie
Middle: Confronted by truth
End: Embraces truth, transformed

Example: Scrooge learns generosity over greed.

Negative Change Arc

Character descends, becomes worse.

Start: Resisting the lie
Middle: Tempted by lie
End: Embraces lie, corrupted

Example: Michael Corleone's descent in The Godfather.

Flat Arc

Character already knows truth, changes the world.

Start: Knows the truth
Middle: World tests truth
End: Proves truth, changes others

Example: Katniss in The Hunger Games.

Arc Components

Want vs. Need

The story works when pursuing the Want forces confrontation with the Need.

The Lie

The false belief the character holds:

• "I don't need anyone"
• "I'm not good enough"
• "Violence solves everything"
• "Love makes you weak"

The Truth

What the character must learn:

• "Connection gives us strength"
• "I am worthy"
• "Understanding prevents violence"
• "Love is worth the risk"

The Ghost (Wound)

The past event that created the lie:

• Abandonment led to "I don't need anyone"
• Failure led to "I'm not good enough"
• Childhood trauma led to the flaw

Arc Beats by Structure

Act One Arc Beats

Act Two Arc Beats (First Half)

Act Two Arc Beats (Second Half)

Act Three Arc Beats

Supporting Character Arcs

Relationship Characters

Often carry the B-Story and theme:

• Mirror protagonist's arc
• Challenge protagonist's lie
• Model the truth

Antagonist Arc

May have inverse arc:

• Believes opposite lie
• Tempts protagonist
• Falls when protagonist rises (or vice versa)

Secondary Arcs

Supporting characters should have arcs too:

• Simpler than protagonist
• Connect to main theme
• Change from protagonist's influence

Character Arc Template

## Character Arc: [NAME]

### Core Arc
- **Lie believed:** [what they believe]
- **Truth to learn:** [what they must learn]
- **Ghost/Wound:** [what created the lie]

### Want vs. Need
- **Want (external):** [goal]
- **Need (internal):** [growth]

### Arc Type
[Positive/Negative/Flat]

### Transformation Markers
| Act | State | Evidence |
|-----|-------|----------|
| Opening | [state] | [scene/action] |
| Midpoint | [state] | [scene/action] |
| Low Point | [state] | [scene/action] |
| Climax | [state] | [scene/action] |
| End | [state] | [scene/action] |

### Key Relationship
- **Character:** [name]
- **Role:** [mirror/mentor/antagonist]
- **How they challenge lie:** [description]

Arc Tracking Matrix

## Arc Status: [SCREENPLAY]

| Character | Arc Type | Lie | Truth | Status |
|-----------|----------|-----|-------|--------|
| [Protagonist] | Positive | [lie] | [truth] | [Act X] |
| [Supporting] | Positive | [lie] | [truth] | [Act X] |
| [Antagonist] | Negative | [lie] | [truth] | [Act X] |

Common Arc Problems

No Clear Lie

• Character has no flaw to overcome
• Growth feels arbitrary
• Fix: Define the lie before writing

Arc Happens Too Fast

• Transformation isn't earned
• Single scene "fixes" character
• Fix: Spread growth across multiple tests

Arc Disconnected from Plot

• Internal and external stories don't connect
• Character changes for no plot reason
• Fix: Make plot events force internal change

Supporting Characters Flat

• Only protagonist changes
• World feels static
• Fix: Give key supporting characters mini-arcs

Validation Checklist

• Protagonist has clear lie/truth
• Ghost/wound explains the lie
• Want and need are distinct
• Arc connects to plot events
• Transformation shown through action
• Opening and final images show change
• Key relationships challenge the lie
• Supporting characters have arcs