fixed camera, high-angle shot inside a modern indoor gym. bright daylight coming through large windows, clean wooden floor, a treadmill positioned in the center of the room. Character A: one shiba inu with orange-brown fur running on the treadmill, focused and energetic. Character B: one gray short-haired cat sitting beside the treadmill, calm and observant. scene style: cinematic realism, 4K HDR, soft tone, smooth and natural animation. lighting: bright and even daylight, warm indoor reflections, humorous atmosphere. camera: fixed, stable, high-angle top-down view showing the treadmill and both animals clearly. action sequence: 1. Character A (the shiba inu) runs on the treadmill, panting lightly, keeping pace with steady rhythm. 2. Character B (the gray cat) watches quietly from the side, tail flicking slowly. 3. The cat stretches forward, reaching out one paw to swipe playfully at the treadmill belt near the dog’s leg. 4. Character A loses balance, slips, and tumbles backward off the treadmill. 5. Character B sits back calmly, licking its paw as the shiba inu lands softly on the floor, looking surprised and embarrassed.