STEP 01GPT IMAGE 2
Generate the person.
Create one realistic subject and lock the seed. Re-roll the prompt, not the whole workflow, so the identity stays consistent.

Seedance 2.0
Generate the subject once, then chain Seedance clips by feeding each clip's last frame into the next.
Create one realistic subject and lock the seed. Re-roll the prompt, not the whole workflow, so the identity stays consistent.

Pass the person image into Seedance as the first frame, then write the action prompt around the product moment.

Extract the last frame of clip one, then use that image as the start frame for clip two so pose, lighting, and wardrobe carry forward.
CLIP 01 ENDKeep generating short sections, save the good parts, then stitch and trim them into a tight ad.