The video shows a close-up of a cake with blue frosting. The cake is on a white plate, and a person is using a knife to cut a slice from the cake. The knife is silver and has a clear handle. The person cuts the slice carefully and smoothly, and the cake appears to be moist and fluffy. The frosting is evenly spread, and there are no visible imperfections. The background is blurred, but it appears to be a kitchen counter.