50 30 Days Universe Ideas: What World Should You Spend 30 Days In?
The hardest part is picking the first universe. Here are ideas grouped by mood, from recognizable game worlds to pure nostalgia to high-stakes premises.
Aug 24, 2026 · 6 min read · Ideas
Every idea below works as either a typed-in universe with your own premise, or a starting point for AI idea mode to build on.
Games & fictional worlds
LEGO Ninjago
Minecraft
GTA Vice City
Hogwarts
A fantasy kingdom under siege
An open-world RPG town
A battle-royale island
A retro arcade game brought to life
Anime & characters
Naruto's Hidden Leaf Village
One Piece's pirate crew
Studio Ghibli's countryside
A mecha anime hangar
An anime train station at rush hour
A magical academy after curfew
Nostalgia & mood
Your childhood neighborhood, but everyone's a stranger
A 90s shopping mall that never closes
An empty theme park after hours
A summer camp that never ends
A liminal hotel where the clock never moves
High-stakes premises
You're the only human left in the world
You accidentally become the chosen one
The world changes the moment you arrive
You're mistaken for someone important
You have 30 days to fix what's broken
Pick One and Generate It
Once you've picked a universe, AI idea mode can write a viral-shaped premise for it automatically — you don't have to script the story yourself.
Explore 30 DaysRelated Articles
What Is the 30 Days AI Video Trend? Enter Any Fictional World for a Month
How the eight-scene, four-milestone-day story format actually works.
24.08.2026
How to Turn One 30 Days Story Into a Series
A simple structure for turning one 30-day story into an ongoing world you keep returning to.
24.08.2026
10 Mistakes Killing Your 30 Days Video Views
The structural choices that quietly hold results back, with a fix for each.
24.08.2026
