Seedance 1.5 Pro Single continuous action, locked camera. The doctor holds one full sheet of paper upright above the shredder opening with both hands. He deliberately lowers the paper straight down into the narrow shredder slot. The motor catches the bottom edge of the sheet and visibly pulls the paper downward. The sheet steadily becomes shorter above the machine until it disappears completely into the slot. At the same time, many thin shredded paper strips visibly fall and accumulate inside the clear front collection bin. His hands release the paper once the rollers take it. He then calmly reaches toward the next document. The paper must visibly travel from above the shredder into the slot and be mechanically destroyed into thin strips. Show clear cause and effect: intact sheet enters through the top slot, shredded strips fall inside the transparent bin. Keep the doctor, white lab coat, glasses, shredder, table, lake, forest, and mountains identical to the source image. Maintain realistic hand anatomy and stable facial identity. The doctor remains serious, methodical, and emotionally calm. Use a completely stationary medium shot. No camera movement. No zoom. No environmental emphasis. The paper-shredding action is the only important motion. Photorealistic, premium pharmaceutical-commercial realism.