It's actually pretty common ladybug.
I know, for me, my relationship with alcohol was one of my longest and most enduring.
But it's like a toxic relationship where your partner abuses you mentally and physically. ...but even so, you stay though misguided love and fear.
The best outcome is to escape the relationship - after a while your head will clear and you'll see what you thought for so long was love was something else entirely.
You can do this