l police undercover agent." Si Kong Liu Yi feigned mystery and paused for a moment, "Then do you know how Cheng Ge's older brother died"An Xiaotu was stunned. Logically speaking, undercover agents usu... for four years and wouldn't even send a message home; but after ending the video call with her daughter, she calmed down and thought... 。No matter what the reason is for not contacting home, it doesn...