Long Fei, a delivery boy, traveled to Shanghai in the Republic of China during a heavy rain. He was penniless, but he built the first express delivery network by "hotline ordering, zone dispatch, and return order settlement." Reporter Yuan Yue traced the poisoning case and the black market chain, and found that his delivery route could lead to kitchens, docks and dark alleys. She wants the truth, he wants to survive - from using each other to using each other as trump cards, their fate is intertwined between paper, ink and gunfire...
