I can understand, I'm 43 have caused myself and others a whole load of problems through time. I'm in no way making your issues less but believe me I have been there.
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Damaging the mind with haunting visions of the past is beneficial to me.
It's not, it isn't and it never will be, it just feels that way.
An empty body is a relatively common trait for an Aspie, an empty mind is not and is a sign of depression.
You write well, is this where you use you creative flair?
It does take time to get an understanding of these things, if you don't learn from this experience you will not have a life without pain. Wouldn't it be nice to be pain free? Wouldn't it be good to have a bit more fun? Wouldn't it be nice to feel a bit more free?
I think you have paid enough now, 7 years of self harm is a big price. Try a new approach. You can always go back to misery if you don't like it.