3D animated video: A cute chibi baby girl (blue bob hair, yellow raincoat) rides a playful brown-and-white dog (on a yellow toy car) in a post-rain playground scene (rainbow, floating bubbles, wet ground with splashes). The dog starts with slow, gentle moves—its paws rest softly on the car (making tiny bubble-shaped sparkles drift), and the scene glows brighter with sunlight. It then accelerates into a lively dash (driving quickly forward through the playground): its body blurs with motion to highlight speed, the soft fur shimmers dynamically, and faint water-splash particles scatter in its trail. As it moves, the dog continuously blows a steady stream of iridescent bubble-shaped bubbles (glowing with scene light) that drift upward, wobbling gently with the breeze, before popping softly (releasing tiny cheerful-themed glitter). The baby girl holds the dog’s head steadily, raincoat fluttering slightly, feet dangling above the car, and a bright smile as they dash through the cheerful post-rain playground. Animation style: vibrant, playful, hyper-dynamic—add motion blur to the dog/car and floating bubbles; bubbles sync with the dash rhythm. 12-second clip, 4K, 60fps (ultra-smooth, post-rain playground dash with whimsical, cheerful interactions).