The video shows a chef in a kitchen holding a knife and sharpening it on a sharpening stone. The chef is wearing a white chef's uniform and a tall white hat. The kitchen is well-equipped with various utensils and appliances. The chef is using a sharpening stone to sharpen the knife, and he is holding the knife at an angle to the stone to sharpen it. The chef is speaking to the camera, likely explaining the process of sharpening a knife. The video is shot in a professional kitchen setting, and the chef appears to be demonstrating the proper technique for sharpening a knife.