"I could feel hot, salty tears coming down my face. I sat and cried silently... I was scrunching myself up against the wall as far as I could. All of a sudden, someone from behind us taps on the guy’s shoulder..."
Family is family. Siblings are siblings. As long as children are growing together in a secure environment, surrounded by people who love them, labeling those relationships serves no purpose. Half siblings are siblings. Period.