White Sheep in the Car

Zhang Shulin was brought to a desert hinterland and buried alive by the debtee Gou Jianguo due to his inability of repaying his huge amount of usury. He was found by Yang, a shepherd who was looking for his sheep, at death's door. Zhang Shun begged Yang to save himself with a reward of 80 thousand yuan. Yang took the chance to fleece him, and they made the deal at a price of 100 thousand yuan. But Yang's vehicle broke down on their way out of the desert. Yang fixed the vehicle for a whole night, so his asked Zhang to drive. But Yang found Zhang was missing
when he woke up……