In the video, a man is standing in a room filled with fish tanks. He is wearing a grey t-shirt and a cap. He is talking to the camera and making hand gestures. The room has several fish tanks of different sizes, and there are shelves above the tanks with various items on them. The man appears to be giving a presentation or a tutorial. The lighting in the room is bright, and the tanks are well-lit, showcasing the fish and the decorations inside them. The man seems to be knowledgeable about the subject he is discussing, and he is engaging with the audience by using his hands to emphasize his points.