Character Continuity¶

Let's check out how our characters look in different settings.

Check how the character looks when deflating¶

Go to ComfyUI. Click the Workflows menu on the left and select character_continuity > character_continuity_deflation.json.
It will open the workflow in ComfyUI which will look like the following image:
Enter your GCP project id in the gcp_project_id and region in region input fields of the Veo 3.1 node.

Review the text prompt which follows the formula [Cinematography] + [Subject] + [Action] + [Context] + [Style & Ambiance] based on the prompting best practices for Veo.

Static medium-wide shot with a shallow depth of field, the blue inflatable character
slowly deflating and losing air until they wrinkle and slump toward the floor,
set against a clean minimalist white studio background, high-quality 3D animation style
with soft studio lighting and a playful atmosphere.

Run the workflow. You will get an video similar to the character continutiy deflation video output.

Check how the character looks while walking in the fair¶

Go to ComfyUI. Click the Workflows menu on the left and select character_continuity > character_continuity_scene1.json.
It will open the workflow in ComfyUI which will look like the following image:
Enter your GCP project id in the gcp_project_id input field of both Gemini 3.1 Flash Image and Veo 3.1 nodes.
Leave the region input as "global" in Gemini 3.1 Flash Image(Nano Banana) node.
Enter the region in region input field of the Veo 3.1 node.

Review the text prompt in Gemini 3.1 Flash Image node which follows the formula [Subject] + [Action] + [Location/context] + [Composition] + [Style] based on the prompting best practices for Nano Banana.

Analog film photography, close-up shot: The frame is tightly focused on the face of a blue,
pill-shaped inflatable character. Its smooth, matte vinyl skin catches the soft light, and
its simple, wide-set cartoonish eyes are open with an expression of joyous surprise, paired
with a simple curved smile. The entire scene is bathed in the warm, hazy glow of the golden
hour, creating a deeply nostalgic and gentle atmosphere. The color palette is beautifully
desaturated, dominated by warm yellows, soft oranges, and muted earth tones, characteristic
of vintage film stock. A distinct, fine film grain covers the entire image, enhancing the
tangible, analog quality. The depth of field is extremely shallow, causing the funfair
background to dissolve into a creamy, dreamlike bokeh. Within this soft blur, the
indistinct shapes of a carnival midway are visible: the warm glow from game stalls,
the primary colors of a rubber duck game, the vertical stacks of a tin can toss, and
the distant, towering silhouette of a ferris wheel against the pale, hazy sky.
The focus remains steadfastly on the character, capturing a fleeting moment of pure
happiness and wonder

Review the text prompt in Veo 3.1 node which follows the formula [Cinematography] + [Subject] + [Action] + [Context] + [Style & Ambiance] based on the prompting best practices for Veo.

Use the reference image to create analog film photography, close-up shot with extremely
shallow depth of field and creamy dreamlike bokeh. The face of a blue, pill-shaped inflatable
character with smooth matte vinyl skin and simple wide-set cartoonish eyes starts with an
expression of joyous surprise that deepens as it looks around and changes to happy cartoon
smile, then the smile slowly inverts into a disaapointment and its eyes shift to a saddened
expression and the shoulders drop. Bathed in the warm, hazy glow of golden hour with a
blurred funfair background featuring game stalls and a distant ferris wheel silhouette.
The style is nostalgic and gentle with a desaturated color palette of warm yellows and muted
earth tones, featuring distinct fine film grain and a vintage analog quality.

Run the workflow. You will get an video similar to the character continutiy scene1 video output.

Go back to the user guide to run the next phases.