In the video, a person is seen coloring a drawing of a mermaid. The mermaid has long hair and is depicted swimming in the water. The person uses a yellow marker to color the mermaid's hair and a green marker to color the tail. The video captures the coloring process in detail, showing the person's hand as they carefully fill in the colors within the lines of the drawing. The mermaid's hair is colored in a gradient of yellow, with the roots being a darker shade and the ends a lighter shade. The tail is colored in a solid green color. The video ends with the person holding up the completed drawing, showing off the vibrant colors and the intricate details of the mermaid's features.