Cast down into the earth

"No one knows how hard it is to be the Avatars twin brother mostly because they don't care about me. He is always in the spotlight and I'm pushed aside. I may not be the Avatar but I'm still somebody, I'm just not good enough for them." Its unheard of the Avatar has never had a twin so what is going to happen. Set 45 years after LoK canon.Warning:Some Language. Chapter 11 is up