['During an argument, my wife told that I am not the real father of my son. I am so angry.', 'That is horrible! Do you think it is really true, or she was trying to just make you angry?', "I don't know. I am thinking how I can verify that."]
You can always try to get a DNA test.
During an argument, my wife told that I am not the real father of my son. I am so angry.