The booming gunshots were incessant, volley after volley of energy bullets hammering onto the ice layer. The ice and snow, unable to melt under the intense heat, vaporized instead, turning into a cloud of mist that dissipated into the air. After more than twenty shots, the solid ice surface could no longer hold out. The final energy bullet collided with the ice layer and directly drilled into it, traveling along a tunnel behind the ice layer deep into the darkness.