AI video models have suddenly become powerful enough that a single prompt can look like a mini movie trailer. That's exciting — but if you've ever tried to build something emotional, you already know the hard part isn't just "generate video".
The hard part is:
- Getting a real story arc, not random cool shots
- Keeping your pet's look and personality consistent
- Turning scattered memories into a coherent short film
At PetMovie.ai, we use a very specific stack to solve this:
- Gemini 3 Pro as the "brain" that understands your pet's story
- Sora 2 as the "camera" that turns that story into moving scenes
- Our own pipeline to stitch everything into a Pixar-style 3D / CG pet movie
In this article, I'll show you exactly how that works — and how you can use it to turn your dog or cat into a movie star with just a few photos and memories.
Example: A Christmas Hero Dog story created with PetMovie.ai
1. Gemini 3 Pro: the screenwriter for your AI pet movie
If you strip away all the branding, Gemini 3 Pro is essentially:
- A large, multimodal AI model
- That can read text and images together
- And is particularly good at reasoning and structuring longer content
For PetMovie.ai, we treat it as a professional screenwriter + script editor.
Instead of asking it for "one caption" or "one scene", we ask Gemini 3 Pro to:
- Read your pet photos and short text memories
- Combine them with our pre-designed storyboards
- Output a full short-film script and shot list designed for AI video generation
In other words: Gemini 3 Pro is the model that actually understands who your pet is, and what kind of story would feel right for them.
2. Sora 2: the director and camera crew
Sora 2 is a next-generation text- and image-to-video model. You describe a scene — or give it a reference image — and it generates a short, realistic clip with camera motion, lighting and sound.
Example: A cat hero story with consistent Pixar-style 3D aesthetics
In our stack, Sora 2 plays three key roles:
Bringing the storyboard to life
It takes the scripted shots from Gemini 3 Pro and turns them into dynamic, cinematic footage.
Maintaining visual style
By using your pet's photos (or a stylized still) as a reference, Sora 2 can keep your pet and environment visually consistent across multiple clips.
Handling "Pixar-style 3D / CG" aesthetics
With the right prompts and story structure, we can steer Sora 2 toward a soft, filmic 3D / CG look that feels like a mini Pixar short.
So if Gemini 3 Pro is the brain and writer, Sora 2 is the director, DP, and VFX team in one.
3. How PetMovie.ai actually works (step by step)
Let's walk through what really happens when you create a movie on PetMovie.ai.
Step 1 — Upload your pet photos and a few sentences
You start by visiting PetMovie.ai and:
- Uploading 3–8 photos of your dog, cat, or any pet
- Writing 2–3 short sentences about them, for example:
- "He's a small brown toy poodle, always following me around."
- "She waited by the door every night until I came home."
- "We lost him last year. This is our first Christmas without him."
That's it. No long forms, no complex options.
Step 2 — Gemini 3 Pro builds a character profile
In the background, Gemini 3 Pro:
- Analyzes your pet's photos
- Reads your notes
- Matches them with the storyboard template you'll choose in the next step
From this, the model builds a character profile, including:
- Looks: size, age impression, coat, colors
- Personality: clingy, brave, shy, goofy, "secret hero", etc.
- Environment: small apartment, family home, city street, rural house…
This profile is not exposed directly, but it shapes everything that comes next.
Step 3 — You choose a storyboard template
To avoid "blank page syndrome", PetMovie.ai offers curated story structures, such as:
- Christmas Hero Dog — a quiet dog becomes the hero when something goes wrong
- Rainbow Bridge Guardian — a gentle, hopeful memorial for a pet that has passed
- The Gift It Left Behind — a symbolic object that keeps their memory alive
- Lost and Found — a heart-warming reunion mini-film
Each template has:
- A tested emotional arc (setup → conflict → twist → warm resolution)
- A rough timing plan (e.g. 5 segments × 8 seconds)
- A shot backbone (which shots are close-ups, which are wide, etc.)
You simply choose the one that matches your mood.
Step 4 — Gemini 3 Pro rewrites the story for your pet
Once you pick a storyboard, Gemini 3 Pro:
- Combines the generic template, your pet's character profile, and your personal notes
- Rewrites the story so that your pet is the main character
- Adjusts settings, props and details to match your life
The output is a film-ready script, including:
- A short logline
- A list of segments (for example, 5 × 8-second segments for a 40-second film)
- For each segment:
- Camera description (shot type, movement)
- What your pet and the humans are doing
- Emotion keywords (tension, nostalgia, relief, pure joy)
- Subtitle lines in clear, simple English
This script is designed specifically for AI video generation — it speaks the language of models like Sora 2.
Step 5 — Sora 2 generates the animated clips
Now comes the cinematic part.
For each segment, we feed Sora 2:
- The relevant lines from the script
- A visual reference based on your pet's photos (to keep their look consistent)
- A target style: Pixar-style 3D / CG, soft lighting, cinematic framing
Example: A family moment scene with consistent character and environment
Sora 2 returns multiple candidate clips. Our pipeline:
- Scores them for consistency and emotional fit
- Picks the strongest variation for each segment
- Normalizes timing and transitions
After all segments are processed, we stitch them into a single short film, add:
- Subtitles
- Music
- Optional title card and end card
From your perspective, it feels like this:
Upload → pick a story → wait a bit → watch your pet's movie.
Behind the scenes, it's Gemini 3 Pro + Sora 2 + a lot of glue.
4. Real examples from our users
Here are some more examples of what's possible with our AI stack:
A heartwarming friendship story between two dogs
An adventure story set in wide open spaces
5. Why not just use Gemini 3 Pro and Sora 2 on your own?
You absolutely can experiment with these models directly if you're technical:
- Open a Gemini 3 Pro playground
- Open a Sora 2 interface
- Try to chain prompts together
But there are three practical issues most pet owners run into:
Prompting for story is hard
Getting a full narrative with acts, beats and emotional payoff from scratch is a skill. It's not just "write a prompt".
Consistency is fragile
Keeping your dog's face, your apartment, and your lighting coherent over multiple shots is non-trivial.
Pipelines are messy
You need to script, storyboard, generate, select, cut, subtitle and export. One tiny misstep and the film feels "off".
PetMovie.ai exists to be the friendly layer between you and these advanced models:
- We encode best-practice prompts and story structures into templates
- We handle all the technical plumbing between Gemini 3 Pro, Sora 2 and our editing tools
- You get a clean, emotionally satisfying result with no AI engineering required
6. How to try this stack with your own pet
Ready to see what Gemini 3 Pro and Sora 2 can do for your pet?
Here's a simple checklist:
- Pick 3–8 photos that really capture your pet's personality
- Write 2–3 sentences about a memory or theme:
- "Our first Christmas together"
- "The night he waited for me"
- "Saying goodbye and thanking her"
- Go to PetMovie.ai
- Upload your photos and notes
- Choose a storyboard template that fits your story
- Let our AI stack do the rest — and watch your AI pet movie when it's ready
One set of memories in. A tiny, Pixar-style 3D film about your pet out.
If you're curious about what happens after the film — posters and emoji packs — check out our companion article:
👉 Next read: From AI Pet Movie to Poster & Emoji Pack: How PetMovie.ai Uses Nano Banana Pro