In the video, a person is seen squeezing mayonnaise onto a monkey's head. The monkey appears to be sitting in a sink and looking up at the person. The person continues to squeeze the mayonnaise onto the monkey's head, and the monkey looks around, seemingly confused. The mayonnaise is being squeezed from a bottle, and the person is wearing a ring on their finger. The sink is made of stainless steel, and there is a faucet visible in the background. The monkey has dark fur and appears to be calm despite the mayonnaise being squeezed onto its head.