In the summer of 2008, the plane tree leaves at Southern Jiaotong University gleamed in the sun. Lin Chen clutched his diploma in Surveying Engineering, his fingertips slightly sweaty. The rumble of his suitcase wheels over the asphalt sounded like a prelude to the life he was about to begin: a certain China Railway engineering bureau, where he had signed a contract, had informed him that in one week's time...