The sun burned the back of his head, and all his muscles seemed to be screaming in pain. His legs gave way, and finally he finally collapsed on the hot sand. Hot needles dug into his skin. He floundered desperately, trying to get up, and the sand threatened to swallow him like a quagmire. He looked around, checking if there was any pursuit. A large sand cloud could be seen far behind, and it was gradually approaching. There were many of them. Feeling tears streaming down his cheeks, he stumbled again and rolled off the dune. He was exhausted to the limit, his body went limp, like a rag. Finally he stopped rolling and just lay at the foot of the dunes and looked into the blue skies