Dealing with a Toxic Sibling and Enabling Parent

I went through it as well, and honestly, moving out and cutting off my family gave me SO much more peace and lowered my depression by a ton. So my best advice would be to move away from the stress (if you are able to, of course) And try to find you again. Sit down, find things you like to do, talk to a therapist, do some self care. Eventually enabling toxic behavior from your parents will backfire. My parents realized what a mess he was, came sucking back to me. Sometimes ya gotta yeet the yeet and skeet the skeet