In the video, a child is seen playing with a toy train set. The train set consists of a black engine and three colorful carriages. The child places a pink slime on the train and then pushes it along the track. The child repeats this action with a green slime, placing it on the train and pushing it along the track. The child's hands are visible as they push the train along the track. The background is a carpeted floor with a red and green pattern.