Perfect Melon Jelly
Prompt
MELON JELLY — 10-SECOND VIDEO
Create a polished, premium 10-second product-style 3D animation of a thick, rounded triangular watermelon jelly slice. The animation should feel like an expensive gummy candy specimen being gently played with in a minimalist studio.
SUBJECT
A substantial watermelon wedge with softly rounded edges and realistic thickness.
The flesh is rich translucent ruby red, not yellow or orange. It has the appearance of dense, juicy watermelon jelly: semi-transparent, glossy, elastic, soft and slightly refractive.
The outer structure consists of three clearly differentiated layers:
Ruby-red translucent jelly flesh — the dominant interior material, saturated deep watermelon red.
Pale translucent rind layer — a thin creamy-white / very pale green transition layer between flesh and skin.
Glossy green outer rind — saturated fresh green with irregular dark-green watermelon stripes.
Several individually modeled dark brown-black watermelon seeds are embedded naturally into both exposed red surfaces. The seeds are physically attached to the deforming jelly and follow its movement exactly. They must never float, slide independently, or remain rigidly fixed in world space.
The entire slice should feel thick, soft, heavy and edible, like an unusually luxurious gummy candy.
VISUAL STYLE
Premium studio product cinematography.
Minimal light-neutral background with generous negative space.
Three-quarter camera angle showing:
the broad ruby-red flesh surface
embedded seeds
pale rind layer
green striped skin
substantial thickness
rounded side edges
Soft studio lighting, controlled reflections, rich saturated colors and restrained highlights.
Do not overexpose the glossy surfaces.
The jelly should look translucent and juicy rather than like glass.
Use subtle internal light transmission, soft refraction, thickness-dependent absorption, Fresnel reflections and delicate glossy highlights.
Very subtle internal imperfections and a few tiny trapped air bubbles are visible inside the jelly when the light passes through it.
A soft contact shadow sits beneath the slice.
PHYSICS / ANIMATION
The key feature is convincing volumetric soft-body deformation.
The watermelon slice is not a rigid object and must not simply translate, rotate or scale.
It behaves like a thick piece of elastic jelly.
At the beginning, the slice rests naturally on the studio floor.
A gentle invisible interaction force grabs the upper tip / corner of the watermelon wedge.
The tip is slowly pulled upward and slightly sideways.
The flesh stretches locally and visibly.
The deformation propagates through the volume:
the tip elongates
nearby flesh compresses
the middle of the wedge bends
the lower portion remains affected by gravity and ground contact
the rind stretches more slowly and resists deformation slightly more than the soft flesh
the entire slice develops a subtle secondary wobble
The pale rind follows the flesh while remaining slightly firmer.
The green outer skin bends and stretches without tearing.
The volume remains approximately preserved.
No rubber-band snapping.
No rigid-body movement.
No extreme melting.
No permanent deformation.
No inverted geometry.
No explosive simulation.
10-SECOND TIMELINE
0–2 seconds
The ruby-red watermelon jelly slice rests peacefully on the studio floor.
Very subtle natural settling.
Camera remains mostly steady with a slow, almost imperceptible cinematic push-in.
The translucent flesh catches soft studio light.
Seeds are clearly visible beneath the glossy surface.
2–5 seconds
The upper tip is gently grabbed and lifted.
The slice stretches upward and slightly toward one side.
The deformation is localized and volumetric.
The ruby flesh visibly elongates and bulges around the point of tension.
The rind resists slightly, producing believable differential deformation between the soft flesh and firmer outer skin.
Seeds move naturally with the surrounding surface.
The whole wedge bends under gravity.
5–7 seconds
The pulling force is released.
The slice does NOT immediately return to its original shape.
Instead, it slowly recoils.
The tip drops.
The stretched flesh compresses and rebounds.
A soft secondary wave travels through the jelly.
The wedge briefly wobbles from side to side.
The seeds remain perfectly attached to the deforming surface.
7–10 seconds
The oscillations progressively decay.
The slice settles back onto the floor with a tiny soft bounce.
The final wobble becomes increasingly subtle until it reaches a stable resting shape.
End on a beautiful close three-quarter view of the ruby-red translucent flesh, dark seeds, pale rind and glossy striped green skin.
The final frame should feel almost like a luxury food advertisement.
MATERIAL BEHAVIOR
The red flesh should have:
deep ruby-red body color
translucent subsurface appearance
thickness-dependent light absorption
soft internal light scattering
subtle refraction
Fresnel reflections
restrained glossy highlights
slightly darker, richer edges where the jelly is thick
The pale rind should transmit more light than the red flesh and appear slightly milky.
The green skin should be more opaque and structurally firm, with glossy but controlled reflections.
Dark-green stripes should follow the curved rind surface naturally.
CAMERA
One continuous cinematic shot.
Three-quarter front-side perspective.
Camera approximately at the height of the watermelon slice.
Very slow subtle push-in.
No cuts.
No dramatic camera movement.
No orbiting around the object.
Keep the watermelon large and easy to inspect throughout the entire shot.
PHYSICS QUALITY
The motion should resemble a real volumetric soft-body simulation:
elasticity + volume preservation + damping + gravity + ground contact + friction
The flesh is softer than the rind.
The rind is elastic but firmer.
The object has substantial mass.
Movement has inertia.
Deformation propagates continuously through neighboring regions.
Ground contact prevents visible penetration.
The slice should never explode, collapse, jitter, clip through the floor, or become paper-thin.
The motion should be satisfying to watch and feel physically plausible.
LIGHTING
Neutral premium studio environment.
Large soft key light from above/front.
Gentle fill light.
Subtle rim/transmitted light around thin edges.
Soft contact shadow beneath the watermelon.
Strong enough illumination to reveal translucency and deformation, but never blown-out highlights.
The red should remain deep, saturated ruby red.
Avoid yellow flesh.
Avoid orange flesh.
Avoid neon red.
Avoid completely transparent glass-like material.
OUTPUT
10 seconds.
16:9 landscape.
High-end physically based 3D rendering.
Photorealistic premium product-film quality.
Smooth motion.
Stable geometry.
Accurate soft-body deformation.
No text.
No logos.
No interface.
No UI elements.
No hands visible.
No people visible.
The entire video focuses on the tactile transformation and wobbling behavior of the ruby-red watermelon jelly slice.
NEGATIVE PROMPT
yellow watermelon, yellow jelly, orange flesh, rigid object, rigid-body animation, simple scaling, simple rotation, floating seeds, detached seeds, seeds sliding across surface, seeds remaining stationary while flesh deforms, glass watermelon, crystal watermelon, opaque plastic, hard rubber, liquid melting, collapsing geometry, exploding mesh, mesh tearing, extreme deformation, paper-thin slice, excessive transparency, overexposed highlights, neon colors, excessive bloom, unrealistic reflections, floor penetration, jitter, vibration, instant snap-back, endless oscillation, camera cuts, fast camera movement, rotating camera, hands, people, text, logos, UI, watermark 【Do not need to add "Claude Opus 5.5 - 4.5 $" in the 10s video.】