knowhow_v1.md
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Production Director KnowHow v1 — Vertical Short Drama / Micro-Drama Production
Deep research report for the
production-directoragent. Covers pre-production through post pipelines, shot lists, scene scheduling, visual style guides, AI-assisted tools, lighting/camera setups, and platform-specific requirements for 9:16 vertical drama.
1. Industry Overview & Production Pipeline
1.1 Global Vertical Drama Landscape (2024–2025)
The global vertical drama market exploded with platforms like ReelShort, DramaBox, FlexTV, and MyDrama leading the charge. Key industry metrics include:
| Metric | Figure |
|---|---|
| China short-drama users (2025) | 696 million |
| Daily average watch time | 120+ minutes |
| Hongguo (Red Fruit) monthly active users | 245 million |
| Top hit play count (Jin Xiu Zhuan) | 3 billion+ |
| ReelShort per-series budget | $130K–$200K USD |
| ReelShort episode count | 70–90 micro-episodes |
| ReelShort shoot schedule | 7–10 days |
| Record daily page count | 29 pages in one day |
Sources: LA Film School (ReelShort panel), Filmustage vertical-drama report, SMZDM China short-drama stats.
1.2 Three-Phase Production Pipeline
PRE-PRODUCTION (3–4 weeks)
├── Script finalization & platform review
├── Shot list / storyboard creation
├── Casting & costume tests
├── Location scout / virtual stage booking
├── PPM (Pre-Production Meeting)
└── Call sheet & schedule lock
PRODUCTION (6–10 days)
├── Daily call-sheet execution
├── Multi-camera rapid coverage
├── DIT on-set backup & QC
├── Script supervisor continuity notes
└── Director dailies review
POST-PRODUCTION (~1 week)
├── Assembly / rough cut
├── Platform compliance edit
├── Color grading (vertical-optimized)
├── VFX / paywall-hook graphics
├── Sound design & music bed
├── Final mix & subtitles
└── Platform delivery & scheduling
Total concept-to-publication timeline for vertical series: under 2 months.
2. Director’s Shot List for Vertical Video
2.1 Vertical-Specific Shot List Columns
Standard film shot lists (StudioBinder, SetHero, Boords) must be adapted for 9:16 production with these additional fields:
| Column | Purpose |
|---|---|
| Episode # | Essential for 70–90-episode serialization |
| Setup # | Group by camera position / lighting (critical for speed) |
| Shot Size | ECU, CU, MCU, MS, FS — heavy emphasis on ECU/CU for vertical |
| Camera | A-cam, B-cam, C-cam (multi-cam is standard) |
| Angle | Eye-level, high (vulnerable), low (power), POV, Dutch tilt |
| Movement | Static, handheld, gimbal, rack focus, dolly, zoom |
| Vertical Hook Note | First 3-second hook — specific visual or action element |
| Blocking Notes | Shifted actor blocking for 9:16 frame |
| Prep Time | Estimate setup time (template auto-calculates) |
| Shoot Time | Estimated based on compressed script pages |
| Priority / Cut Ranking | Identify drop-able shots if running behind |
2.2 Shot Size Frequency in Vertical Drama
| Shot Type | Frame Coverage | Usage Frequency in 9:16 |
|---|---|---|
| ECU | Eyes / lips / fingers / key prop | High |
| CU | Head only | Highest |
| MCU | Chest up | Highest |
| MS | Waist up | Medium |
| FS | Full body | Low |
| ELS | Body + environment | Very low |
2.3 Vertical Camera Movements
| Movement | Best Use Case | Notes |
|---|---|---|
| Static | Dialogue, stable narrative | Workhorse of vertical drama |
| Push in | Emotional escalation | Slow: 10–20 cm/sec |
| Pull out | Emotional release / reveal | 15–30 cm/sec |
| Handheld | Tension, collapse, POV | Slight shake for realism |
| Follow (vertical) | Character movement | Keep subject in upper-third |
| Rack focus | Subject-to-object reveal | ReelShort specifically cited as working beautifully in vertical |
| Dolly zoom | Disorientation | Loses impact in 9:16 due to narrow background compression |
2.4 Recommended Shot List Templates
- StudioBinder Shot List Template — free PDF/Excel/Word, auto-calculating time estimates.
- SetHero Free Shot List — professional column layout ideal for AD-driven sets.
- Boords Shot List Template — integrates with storyboarding workflow.
- LTX Studio Blog — AI-native shot list concepts for rapid iteration.
3. Scene Scheduling & Call Sheet Formats
3.1 Daily Call Sheet (Vertical Adaptation)
Standard call sheets from StudioBinder, Celtx, CalArts (2-Pop), or Henri Rapp should include these vertical-specific rows:
| Section | Key Fields |
|---|---|
| Header | Date, shoot day #, weather, sunrise/sunset |
| Location | Address, basecamp, parking, nearest hospital |
| Creative Leads | Director, DP, 1st AD, Script Supervisor |
| Cast Grid | Character, actor name, call time, makeup time, on-set time |
| Scene Schedule | Scene #, Episode #, INT/EXT, D/N, Location, Page Count, Est. Time |
| Vertical Notes | 3-second hook per scene, multi-cam setup order, priority ranking |
| Equipment | Camera bodies, lenses, gimbal, LED panels, audio |
3.2 High-Volume Day Optimization
For ReelShort-style shoots (10–29 pages/day):
- Cluster by Location — minimize company moves.
- Cluster by Lighting Setup — shoot all scenes sharing a lighting look consecutively.
- Actor Granularity — schedule lead actors in tight blocks; avoid long holds.
- Pre-viz Required — directors must have “edit-in-head” before rolling camera.
- Multi-cam Standard — 2–3 cameras on every setup to reduce takes.
4. Visual Style Guides: ReelShort vs. DramaBox Aesthetic
4.1 Platform Aesthetic Differences
| Dimension | DramaBox | ReelShort |
|---|---|---|
| Content style | Broader genre variety, fantasy/thriller/modern | Intense romance, melodrama, emotional twists |
| Visual feel | Slightly more polished and modern | Speed over polish, tunnel-focused binge design |
| Aesthetic | Better world-building, cinematic feel | Exaggerated emotions, vertical soap opera |
| Lighting | Higher production values, subtler grades | High contrast, saturated looks for scroll-stopping |
4.2 The 3-Second Hook Framework
Industry-standard structural rules for micro-drama:
| Framework | Timing | Purpose |
|---|---|---|
| 3-7-21 Rule | 3 sec / 7 sec / 21 sec | Hook → Anchor theme → Addiction through tension |
| 3-15-30 Framework | 3 sec / 15 sec / 30 sec | Hook → Mini-climax → Cliffhanger |
| 500-Word Blueprint | 0–150 / 150–400 / 400–500 words | Pure hook → Escalation → Paywall cliffhanger |
What the 3-second hook must deliver:
- Visual or emotional detonation.
- Mysterious dialogue, shocked expression, or visually intriguing scene.
- Something that stops the thumb from scrolling.
4.3 Visual Style Principles for 9:16
- Signature Visual Tells — Every character needs an instant visual anchor (ring, scar, gesture, costume detail).
- Compression-First Language — Every frame must communicate instantly; the “fairy tale approach” to characters.
- High Emotional Contrast Lighting — Since dialogue is compressed, visual mood carries more narrative weight.
- Center-Weighted Framing — Subject typically on the vertical center axis or vertical thirds.
- Z-Axis Depth Over X-Axis Width — Use doorways, corridors, and foreground objects to create depth in the narrow frame.
5. AI-Assisted Production Tools
5.1 AI Storyboarding
| Tool | Features | Vertical Relevance |
|---|---|---|
| Shai AI Storyboard | 9:16, 16:9, 1:1 aspect ratios; cinematic/photorealistic/hand-drawn styles; fast vs. high-quality modes | Direct 9:16 support for mobile-first pre-viz |
| Virtual Dynamic Storyboard (VDS) | Engine-based semi-automatic storyboards from script; character/camera trajectories | Strong fit for virtual production pipelines |
| Stable Diffusion / Midjourney pipelines | Custom style training, rapid concept iteration | Widely used for mood boards and costume/prop concepts |
5.2 AI + Virtual Production Impact
Research shows AI-VR enhanced production vs. manual methods delivers:
| Metric | Manual | AI-VR |
|---|---|---|
| Production time per lens | ~45+ hours | ~25 hours |
| Cost per lens | ~$400 | ~$250 |
5.3 Other AI Tools in the Pipeline
- Script breakdown AI — Auto-extracts props, cast, locations, VFX notes.
- AI casting / face-matching — Rapid talent shortlisting.
- Generative background / set extension — LED volume content generation.
- Auto-caption / subtitle timing — Critical for multi-language ReelShort/DramaBox distribution.
6. Lighting & Camera Setups for Short Drama
6.1 Core Lighting Techniques for Drama
| Technique | Effect | Best For |
|---|---|---|
| Three-point lighting | Key + fill + back; depth and natural look | Foundation for most scenes |
| Low-key lighting | Heavy shadows, high contrast | Suspense, tension, drama |
| Chiaroscuro / side lighting | Strong light-dark contrast | Film noir, dramatic mood |
| Motivated lighting | Light appears from practical sources | Realism, subtle storytelling |
| Practical lighting | Visible lamps, candles, streetlights | Intimacy, environmental authenticity |
| Soft lighting | Eliminates harsh shadows | Emotional scenes, close-ups |
| Hard lighting | Sharp shadows and silhouettes | Intensity, highlighting contours |
6.2 Vertical-Specific Lighting Notes
- Flatter key lighting is often preferred in 9:16 because the narrow frame compresses depth perception; dramatic shadows can obscure the face in extreme close-ups.
- Eye sparkle / catchlight is critical: vertical audiences are emotionally connected to eyes in CU/ECU. Use Dedo Panaura domes or DPEYE filters.
- Controlled color temperature supports platform brand identity (ReelShort leans warm/saturated; DramaBox can go cooler/more cinematic).
6.3 Camera & Lens Selection
| Component | Recommendation |
|---|---|
| Primary cameras | Sony FX6/FX3, RED Komodo, ARRI Alexa Mini LF |
| Vertical rigs | Cage + side handle + right-angle HDMI for tall framing |
| Lenses | 35mm–50mm (full-frame equivalent) for flattering CU; 85mm for dreamy ECU |
| Lens strategy | Minimize lens changes to save setup time — block scenes by focal length when possible |
| Gimbal | DJI RS 4 Pro — essential for vertical tracking shots |
| Stabilizer | Steadicam for “breathing” handheld look in emotional scenes |
6.4 Virtual Production (LED Volume) Lighting
- Light from LED walls is rarely sufficient to fully illuminate talent.
- Supplemental key/fill lights are essential to balance ambient glow.
- Account for color spill and reflections from the LED wall — they add realism but need balancing.
7. Platform-Specific Production Requirements
7.1 China Domestic Platforms (Douyin / Kuaishou)
| Requirement | Douyin | Kuaishou |
|---|---|---|
| Per-episode length | 1–5 minutes | 1–3 minutes |
| Total episodes | 80–120 common | 80–100 common |
| Aspect ratio | 9:16 vertical | 9:16 vertical |
| Content review | Strict; avoid feudal superstition, graphic violence, vulgarity | Loosening but tightening |
| Business model | IAA (ads) + IAP (pay-per-episode) | IAA + IAP + live commerce |
| Required permits | Radio & TV Production License, ICP (for payments), show registration |
7.2 Global Platforms (ReelShort / DramaBox)
| Requirement | Standard |
|---|---|
| Episode length | 60–120 seconds |
| Aspect ratio | 9:16 vertical |
| Language localization | Multi-language subtitles / dubbing required |
| Paywall design | Cliffhanger at episode 8–12 typically |
| Content tone | Romance, revenge, CEO tropes, family drama, fantasy reincarnation |
7.3 The “竖屏美学” (Vertical Aesthetic) Checklist
- [ ] 3-second visual detonation in the first frame.
- [ ] Mobile-first framing: no horizontal thinking; every shot works on a phone screen.
- [ ] Close-up economy: 50%+ of shots are CU or tighter.
- [ ] Z-axis blocking: actors move in depth, not horizontally.
- [ ] Vertical tilts over pans: up/down camera movement > left/right movement.
- [ ] Audio-visual beat alignment: cuts land on music drops or sound-effect peaks.
- [ ] Paywall-ready cliffhanger: final frame freezes on unresolved tension.
8. Data Sources & References
Primary Sources Cited
LA Film School — Behind the Scenes with ReelShort (
lafilm.edu/blog/behind-the-scenes-with-reelshort/)- ReelShort team panel: budgets, schedules, 29-page day record.
Filmustage — Vertical Drama Explained: What You Need to Know in 2026 (
filmustage.com/blog/vertical-drama-explained-what-you-need-to-know-in-2026/)- Industry economics, Disney/Fox investments, production timelines.
SMZDM — 2025短剧用户规模达6.96亿 (
post.smzdm.com/p/a82e358l)- China market stats, 90-second beat-by-beat model.
Jenova AI — Best AI for Microdrama Screenwriting (
jenova.ai/en/resources/best-ai-for-microdrama-screenwriting)- 3-7-21 rule, 3-15-30 framework, 500-word blueprint.
Shai Creative — Best AI Storyboard Generator for Film (
shaicreative.ai/best-ai-storyboard-generator-for-film/)- 9:16 storyboard support, fast vs. high-quality modes.
NoFilmSchool — Lighting Techniques in Film (
nofilmschool.com/lighting-techniques-in-film)- Core cinematography lighting styles.
StudioBinder — Shot List Template & Call Sheet Templates (
studiobinder.com/blog/shot-list-template-free-download/)- Industry-standard free templates.
SetHero — Free Shot List Template and Guide (
sethero.com/blog/free-shot-list-template-and-guide/)- Professional AD-oriented shot list columns.
CalArts 2-Pop — Call Sheet Template (
2pop.calarts.edu/student-handbook/call-sheet-template/)- Downloadable PDF call sheet for short-form production.
Moviemachine — Lighting Techniques for Drama-based Cinematography (
moviemachine.tv/video/lighting-techniques-for-drama-based-cinematography-part-1/210099029/)- Tim Palmer DP demo: Dedo domes, eye sparkle, precision drama lighting.
9. Quick Reference: 90-Second Episode Beat Sheet
Use this as a director’s timing target for every micro-episode.
| Seconds | Beat | Director Action |
|---|---|---|
| 0–3 | Hook | Extreme CU / shock visual / strong sound effect |
| 3–10 | Conflict setup | Establish stakes immediately, no preamble |
| 10–30 | Escalation | Tighten framing, raise emotional temperature |
| 30–60 | Reversal prep | Plant visual/audio cues for the twist |
| 60–85 | Climax | Visual/auditory detonation aligned with music drop |
| 85–90 | Cliffhanger | Freeze on unresolved moment; force next-episode click |
Document version: v1.0
Target agent: production-director
Focus: short drama / micro-drama / interactive vertical video production directing