Five hundred forty-nine

!"She remembered that to enter the elevator, one seemed to need a special card. Without it, one couldn't get in. Important guests had such cards, Rong Ling had once told her. If she accidentally lost... insurmountable obstacles, she will overcome everything!Smiling, that's how she told herself!The next morning, the three brothers didn't even eat breakfast. They dashed off without a trace, as if deli...