(((((happy cheeks))))) hadn't read the forums for a little while.
You & your brother do deserve to be happy & feel safe. I don't know your age but leave when you can!
Feel sorry for the dogs too, it's natural for them to bark... We have 5 & just adore them.
You say she's ill, that's not your fault or problem. Also it's not your responsibility to try to "fix" her! I just hate it that you feel she's not a mom to you.
We are always here for you! Keep posting & informing us.
Take care of yourself!