Sora提示词：CRITICAL HARD CONSTRA

CRITICAL HARD CONSTRAINT — PRODUCT MUST MATCH REFERENCE IMAGE EXACTLY
The heater must remain identical to the reference image.

Scene: American-style outdoor winter camping at dusk, beside a tent.
Subtle Christmas and New Year atmosphere, warm lights, cozy winter mood.

A strong, athletic American man (30s) wearing winter outdoor clothing (jacket, beanie, gloves) walks into the campsite holding the heater.

He places the heater gently in the center of the scene.

Friends sit around the tent, naturally leaning closer, warming their hands, chatting and relaxing together.

Environment: outdoor, cold winter air, visible warmth from the heater flame.

Camera: handheld, natural movement, documentary lifestyle feel.

Lighting: dusk blue-hour sky mixed with warm firelight glow.

Style: realistic lifestyle footage, authentic, unstaged, not commercial.

Vertical video, 9:16.