Today is National Day, but I still miss her. Please help me see if this is useful to me. Do I still have hope? Because I'm really wrong and want to change it.

First of all, you have been together for four years, which is quite a long time. After all, you have some memorable past. After all, she still has feelings for you. It is wrong for you to hit your girlfriend. You don't trust. If you like someone, you must learn to trust. Few people can do it, so I don't blame you for the time being. It's a bit extreme for you to call the police when you go to her, but it also shows that she is afraid of being hurt again. Another thing is that she may really like that man. Emotional things are always uncertain. Get along for a long time, love is likely to become a family relationship. Maybe the appearance of that man just satisfied her pursuit of love. If so, she is wrong. It is not the so-called short-term love that can take care of it for a long time. You can talk to him again and explain the stakes to her. If she insists on doing this, whether he will regret it or not, even if you love him, you should not tolerate betrayal. Let go, the person who really wants to accompany you for a lifetime will be the one who depends on you. ...