In the video, there are three guinea pigs in a pen. One of the guinea pigs is being petted by a person's hand. The other two guinea pigs are standing nearby, watching the interaction. The person's hand is visible in the frame, and the guinea pig being petted is white with black spots. The other two guinea pigs are brown and white. The pen appears to be made of wood and is filled with hay. The person's hand is gentle and affectionate as they pet the guinea pig. The other guinea pigs seem calm and content in their environment.