He took the cup and gave his sister a smile before looking to Charles. "I appreciate that." He sighed, "You can't. I learned that very early on. You can just try and help her through it." He shrugged, "And be there for her." He glanced to his sister, "I remember before Apollo got pissy at her, how she used to be. I think that hurts most of all."
He shook his head, "sorry. Anyway I'm not really sure who you are. Cassie said you wrote a book? I don't recognize your name."