15-second-social-content
Use when the task involves 15 second social content. DESCRIPTION.
- License 许可
- MIT
- 最近更新
- 2026-08-31
- Stars
- ★ 6
- Forks
- 2
01 前言 Front Matter
- name
- 15-second-social-content
- author
- Cinesmith
- license
- MIT
- version
- 1.0.0
- metadata
- { "hermes": { "tags": [ "15-second-social-content", "cinesmith", "production" ], "category": "cinesmith" } }
- description
- Use when the task involves 15 second social content. DESCRIPTION.
03 SKILL.md 正文
SKILL: 15-Second Social Content
Version: 1.0 | Hermes Agent Genre & Format Expertise
DESCRIPTION
Mastery of ultra-short-form vertical video optimized for TikTok, Reels, and Shorts. In 15 seconds, there is no time for setup — the first frame must arrest scrolling, deliver a single crystalline message, and end with loop-friendly energy that makes the viewer watch again. Every frame is a hook; every second is precious [^36^][^46^].
TECHNICAL PARAMETERS
The 3-Hook Rule (Visual + Text + Verbal):
- Visual Hook: First frame must stop the scroll — motion, color, face, or surprise [^46^]
- Text Hook: On-screen text appears in frame 1 (most viewers watch muted) [^46^]
- Verbal Hook: First 3 seconds of audio must deliver value or shock [^36^]
- Combined Power: All three hooks should reinforce same single message
Hook Types — First 0–3 Seconds:
- Pattern Interrupt: Unexpected visual (upside-down object, color flash, sudden movement)
- Direct Address: "If you [target audience], watch this" — immediate self-identification [^37^]
- Result Promise: "This fixed my [problem] in 24 hours" — tangible outcome [^36^]
- Visual Shock: Close-up of weird object, bold expression, slow-motion impact [^46^]
- UGC Native: TikTok comment reply format, POV text overlay, "Native" platform style [^37^]
- Question Hook: "Why does no one talk about...?" — curiosity gap [^36^]
Single Message Discipline:
- One Idea: 15 seconds can only carry ONE concept, tip, joke, or reveal
- No Subplots: Delete any secondary information
- Visual-First: Message should be understandable without audio
- Text Overlay: Maximum 5–8 words on screen at once; 2-second minimum per text card
- End Frame: Final frame restates hook or delivers punchline for loop continuity
Loop-Friendly Structure:
- Seamless End: Final frame visually or audibly connects to opening frame
- Repetitive Beat: Music or motion that loops without jarring cut
- Open Loop: End with question or unresolved moment that demands rewatch
- Punchline Return: Final image echoes opening image with transformation
- Energy Match: End energy = start energy (no fade to black)
Platform Technical Specs:
- Aspect Ratio: 9:16 vertical (1080×1920)
- Safe Zone: Keep text and key visuals in center 60% (edges may be cropped by UI)
- Text Placement: Avoid bottom 15% (caption overlay area) [^37^]
- Pace: 1 cut per 1–2 seconds minimum; never let frame stagnate [^37^]
- Sound: Trending audio or original sound with clear first 3 seconds
PROMPT ARCHITECTURE
Core Prompt Template:
Vertical 9:16 social media video, 15 seconds,
[hook type: visual shock/direct address/result promise/pattern interrupt] in first frame,
[subject/action] filling center frame with [bold color/high contrast/unexpected angle],
on-screen text "[5–8 word hook]" in [bold clean font] centered in safe zone,
single message: [one clear concept],
[fast cuts/motion graphics/quick zooms] maintaining pace,
end frame [echoing opening/delivering punchline/creating loop],
loop-friendly energy,
thumb-stopping first frame,
platform-native aesthetic
Negative Prompts:
horizontal 16:9, slow pacing, multiple messages,
small text at bottom, cluttered frame,
fade to black ending, studio corporate look,
long talking head without cuts, generic stock footage,
no text overlay, audio-dependent message,
complex narrative, slow burn setup
ADVANCED TECHNIQUES
1. The Pattern Interrupt Opener
- Frame 1: Upside-down product, person entering from unusual angle, color inversion
- Seconds 1–3: Visual confusion resolved into message
- Seconds 4–12: Single concept delivery with text reinforcement
- Seconds 13–15: Punchline or transformation
- Loop: End image mirrors start image but corrected
- Best For: Product demos, magic tricks, transformations
2. The UGC Comment Reply
- Frame 1: Screenshot of TikTok comment: "Does this actually work? 🤨"
- Text Overlay: "Let's test it right now"
- Seconds 3–12: Demonstration of product/tip/technique
- Seconds 13–15: Result reveal with reaction
- Loop: Result image invites rewatch to see process again [^37^]
- Best For: Product reviews, life hacks, tutorials
3. The POV Immersion
- Frame 1: Text "POV: You're [relatable scenario]"
- Visual: First-person perspective of situation
- Seconds 3–12: Scenario plays out with escalating detail
- Seconds 13–15: Punchline or relatable resolution
- Loop: Scenario resets to opening moment [^37^]
- Best For: Comedy, relatable content, skits, workplace humor
4. The Result Promise
- Frame 1: Text "I [achieved result] in [timeframe]"
- Seconds 1–3: Before state or problem identification
- Seconds 4–12: Process montage (fast cuts)
- Seconds 13–15: After result with proof
- Loop: Before/after comparison invites rewatch [^36^]
- Best For: Fitness, finance, productivity, transformations
5. The Visual Metaphor
- Frame 1: Abstract or symbolic image (not literal)
- Seconds 3–8: Metaphor develops with motion
- Seconds 9–12: Connection to real message made clear
- Seconds 13–15: Brand or call-to-action
- Loop: Symbolic image returns, now understood
- Best For: Brand messaging, emotional content, awareness campaigns
15-SECOND BEAT CHART
| Seconds | Beat | Purpose | Technical |
|---|---|---|---|
| 0.0–0.5 | Visual Hook | Stop scroll | Motion, color, face |
| 0.5–3.0 | Text + Verbal Hook | Deliver premise | 5–8 words on screen |
| 3.0–8.0 | Development | Single message | Fast cuts, demonstration |
| 8.0–12.0 | Escalation | Build to payoff | Transformation, reveal |
| 12.0–15.0 | Punchline/CTA | End strong | Loop-friendly final frame |
EXAMPLE PROMPTS
Pattern Interrupt Product:
Vertical 9:16 social video, 15 seconds, frame 1 shows smartphone floating upside-down in mid-air against bright yellow background creating immediate pattern interrupt, bold white text "Gravity hack?" centered in safe zone, seconds 1–3 reveal magnetic phone mount attachment in fast-motion close-up, seconds 4–12 demonstrate mounting on car dashboard, mirror, and gym equipment with quick jump cuts, seconds 13–15 show phone securely attached in all three locations with text "Works everywhere" and creator reaction, loop-friendly ending with phone floating again, thumb-stopping first frame, high-contrast saturated colors, platform-native fast-paced editing
POV Relatable:
Vertical 9:16 social video, 15 seconds, frame 1 text overlay "POV: You're the only one in the office at 9PM" in bold native TikTok font, first-person perspective from desk level showing empty dark office with only desk lamp illuminating computer screen, seconds 3–8 show escalating quiet office sounds and flickering hallway light building tension, seconds 9–12 reveal office dog sleeping under desk as harmless explanation, seconds 13–15 show relief laugh with text "Every. Single. Time." and loop back to dark office frame, relatable workplace humor, native UGC aesthetic, natural phone-camera quality
TECHNICAL NOTES FOR AI GENERATION
- Always specify "vertical 9:16" or "TikTok/Reels format" for aspect ratio
- Include "first frame" or "frame 1" instructions explicitly
- Use "bold text overlay" and specify word count (5–8 words)
- Mention "fast cuts" or "jump cuts" for pacing
- Include "loop-friendly" for seamless end-to-beginning connection
- Specify "center safe zone" to prevent UI cropping
- Use "high contrast" or "saturated" for thumb-stopping color
- Mention "native aesthetic" or "UGC style" for platform-appropriate look
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