In the video, a young girl is seen decorating a cupcake. She is wearing a red shirt with a Wonder Woman logo on it and a yellow headband. The girl is using a blue icing bag to decorate the cupcake with blue icing. She is standing in a kitchen with a countertop visible in the background. The cupcake is placed on a silver tray. The girl appears to be focused on her task, carefully applying the icing to the cupcake. The video captures the process of decorating the cupcake in detail, showcasing the girl's technique and the final result.