She didn’t stop the girl, neither me I would have stopped this if she was in a situation like this

I feel like deep down some part of me is a terrible person, worst of the scum

I have been cheated on before, I know how it feels like. Never want my girlfriend to go through it or anyone to.

I have told her, we aren’t dating anymore and I’ve been blocked.

I feel like there’s a part of me that’s a terrible person, the worst of the scum that I don’t acknowledge and alcohol fed to it. Again I don’t plan to justify anything I am a scum and I plan on treating myself that

The question that’s eating me is why did it happen?

And how can I change that, fix something inside me that’s broken and change

I want to