The fax he sent was his own signature, which was recognized by Ge Minghui, and everyone understood his meaning.
In fact, Csillam meant well and didn't want Ye Qiu to go out to die, so he deliberately let the police catch Ye Qiu. I just didn't expect a policeman to die. That is, doing bad things with good intentions.
Ye Qiu figured it out in prison and wanted to be a good man. So he tried his best to be a good person. It's just that a bad person has suddenly become better, and most people won't believe it.