Video prompt: The water splashes around them as they leap and dive, their laughter echoing in the warm afternoon air. Without a net, they improvise, using an imaginary line to mark the boundary. One woman, wearing a bright red swimsuit, jumps high to spike the ball, sending it soaring across the pool. Her teammates cheer as the ball is expertly intercepted by a man in green trunks, who swiftly passes it to his partner. The sun glints off the water, creating a dazzling display of light and movement, while a gentle breeze rustles the leaves of the nearby trees. In the background, a few children playfully splash around in the shallow end, adding to the joyful atmosphere of this impromptu water volleyball match.
Defect: unsmooth motion ( motion is correct)