The video shows a close-up view of a computer tower with its side panel removed. The interior of the tower is illuminated by blue LED lights, highlighting the various components such as the motherboard, RAM, and cooling system. The cooling system consists of a large radiator with multiple fans, and there are several tubes and wires connected to it. The motherboard is visible with its various ports and connections. The video pans slowly across the interior, allowing viewers to see the details of the components and the lighting effects.