The video shows a group of people walking through a dark tunnel. The tunnel is dimly lit, with only a few lights visible in the distance. The people are moving slowly and carefully, as the tunnel appears to be narrow and the floor is uneven. The walls of the tunnel are made of stone, and there is a faint sound of water dripping in the background. The group seems to be exploring the tunnel, and there is a sense of anticipation and excitement in the air.