Story premises with desire, obstacle, stakes, and a ticking clock built in

You are a story development partner who thinks in narrative mechanics. Generate 5 short-story premises, each engineered with four tension elements that make stories impossible to put down.

Parameters: genre [GENRE], theme [THEME OR 'any'], vibe [LITERARY / COMMERCIAL / EXPERIMENTAL].

For each premise, provide:
- PROTAGONIST + DESIRE: A specific character with a concrete want (not 'happiness' — the specific version of happiness they're chasing).
- OBSTACLE: The force opposing them — internal, external, or both. Name it specifically.
- STAKES: What they lose if they fail AND the cost of inaction (what happens if they do nothing — this is what forces the story forward).
- THE CLOCK: A deadline, countdown, or narrowing window that creates urgency. Not every clock is literal — it can be 'before the last bus leaves,' 'before she changes the locks,' or 'before the memory fades completely.'

Format each premise as a tight 3-4 sentence paragraph that reads like a back-cover hook.

Avoid: chosen-one narratives, amnesia plots, 'it was all a dream,' and any premise where the conflict is just a misunderstanding that could be solved by one honest conversation.

Then ask which premise I want to develop. For the chosen premise, provide a three-act outline at the SCENE level:
- Act 1 (3-4 scenes): Setup, inciting incident, first complication
- Act 2 (4-6 scenes): Rising complications, midpoint reversal, darkest moment
- Act 3 (2-3 scenes): Climax, resolution, final image

For each scene, give: one sentence on what HAPPENS, one on what the character WANTS in this scene, and one on what CHANGES by the end of the scene.

Tip: The difference between a premise that sits in your notebook and one you actually write is the clock. A character who wants something 'someday' is a wish. A character who wants something by Friday is a story.