The Viper swallowed his saliva. He saw the human head and face coming out of the thick clouds. He immediately lay down on the pipe and crawled forward with his hands and feet.

People in the clouds seem to be particularly sensitive to sound. The sound of stones falling from pipes hitting the ground accidentally makes them turn around sharply. The Viper covers his mouth and almost shouts.

The grey eyes stared at the direction of the viper, and the people in the cloud retracted quickly into the cloud. For a moment, it had risen from the other side of the cloud, and its long gray claws extended to the...