subject_definitions: <Subject 1> is the woman in <Picture 1>, featuring long dark brown hair, fair skin, wearing a black sleeveless collared shirt, and holding a smartphone with a two-toned orange and beige case. She has black nail polish and a delicate gold necklace. <Picture 1> is the keyframe and starting frame for the continuous shot, establishing the selfie angle, subject appearance, and environment. summary: [keyframe completion + reference generation] The target video is a 10-second continuous selfie-style shot where <Subject 1> performs various hand and facial poses while looking into the camera screen, starting from the composition in <Picture 1>. retention_analysis: <Subject 1> (appears in [Shot 1]): fully_preserved - the subject's appearance (hair, black sleeveless shirt, necklace) and the smartphone prop are retained. <Picture 1> ([Shot 1] start frame): fully_preserved - the initial pose, lighting, and background serve as the anchor for the video generation. detailed_description: The target video is a realistic, continuous selfie-style recording, shot vertically with a wide-angle lens effect typical of front-facing cameras. [Shot 1] The video begins with the exact composition of <Picture 1>: <Subject 1> is holding the smartphone with her right hand, framing a medium close-up of herself against a background of vertical wooden slats and a bright window. She starts by holding the pose from the reference, looking at the screen with a soft smile. Over the next 10 seconds, the shot remains continuous without cuts. She smoothly transitions through different poses: she tilts her head slightly to the left, while maintaining eye contact with the screen and gives a bright smile. She then shifts her weight, turning her body slightly to the right while holding the phone steady, changing her expression from a smile to a pout, alluring gaze. She briefly lowers her chin and looks up through her lashes, then lifts her free hand to frame her face, adjusting the angle of her wrist. Throughout the sequence, her facial identity and outfit remain stable, and the lighting remains consistent with the bright natural environment. overall_soundscape: Subtle, airy room tone with very faint ambient background noise typical of a modern indoor space. non_diegetic_music: N/A