Now I am sober and want to share but no one cares how I feel about anything.
Clearly people here do, and I suspect people in your real life, outside of your mum and dad and their reaction, care too.
As harsh as some of these posts may seem to you, I think the common thread here is you don't have to put up with this Tetra if you don't want to.
There are a myriad of alternatives open to you