In the video, a person is seen using a hot glue gun to melt and mix different colored markers together. The markers are lined up in a row, and the person is using the hot glue gun to apply heat to the markers, causing them to melt and blend together. The colors of the markers include red, orange, yellow, green, blue, and purple. The person's nails are painted purple, and they are wearing a black shirt. The background is a white table, and there is a black cord visible on the table.