The video showcases a person's hand using a black marker to color in a drawing of a turtle. The turtle is depicted in a cartoon style, with a large head, small body, and a determined expression on its face. It is holding a sword in its right hand, and the artist is coloring in the sword with the black marker. The turtle's shell is also being colored in, with the artist carefully filling in the outlined areas. The video captures the process of coloring in the drawing, with the artist's hand moving steadily as they add color to the turtle's features.