"Thank you, boss. Please contact me if you need anything in the future. I'm always happy to help.",Chen Zifei is twenty-five years old. He came abroad at the age of eighteen. Over the past seven years, he has gone through storms, bullets and rain, completing countless near-death missions. Now, he has lost interest in this kind of life and returned to China to live a peaceful life.,Liu Mingdong, an old employee from the Security Department, was in the same class as Chen Zifei. He kept stealing glances at the white-collar workers who came and went, proudly showing off to Chen Zifei.。