The video starts with a cartoon character wearing a blue hat and coat, standing on a lined paper background. The character is looking at a magnifying glass that shows a red eye. As the video progresses, the magnifying glass changes to show different eyes, including a blue eye and a white eye. The character's expression changes from curious to scared as the eyes change. The video ends with the character looking at a magnifying glass with a blue eye, and then the character's head becomes the magnifying glass, showing a blue eye.