10-second realistic smartphone-shot vertical video.
Scene: A real Chinese university dorm room with metal bunk bed, textbooks like "高等数学", "英语四级", cosmetics, small desk lamp.
A young Chinese girl with light makeup is writing homework.
A chubby British Shorthair cat climbs onto her desk and lies down on her notebook, refusing to move.
The girl gently pushes it but the cat stays still, then uses its head to block her pen.
Realistic cat fur, natural lighting, slight handheld shaking.
Girl picks up the cat at the end, and the cat looks satisfied and relaxed.