In the video, a person is seen petting a lion through a cage. The lion is lying down and appears to be enjoying the affection. The person's hand is visible, and they are petting the lion's head and neck. The cage is made of metal bars, and the lion is behind them. The person's hand is moving slowly and gently, and the lion seems to be relaxed. The background is not clearly visible, but it appears to be an indoor setting.