The video shows a person's hands holding a small, clear plastic container filled with water and green aquatic plants. The person is using a white syringe to inject a liquid into the plants. The liquid appears to be a nutrient solution, which is commonly used to provide essential nutrients to aquatic plants. The person is carefully injecting the liquid into the plants, ensuring that the nutrients are distributed evenly throughout the plant. The video is shot in close-up, focusing on the person's hands and the container, providing a clear view of the process.