Z didn't realize the door had opened or that anyone was there, she was so focused on her guitar. She was pretty sure she almost had the tricky bit of the song down when she was interrupted.
"Give me a minute," Z said absently. She played through the song again with the latest chord change. Good enough-she either had it or nearly had it. She finally looked up.
"Oh, hello," Z said. "You're Gerard's brother." Even if it wasn't common knowledge that Auror Way and Professor Way were brothers, it was clear that they were related. Z'd heard quite a few stories about Mikey, but she wasn't quite sure how to talk to him. Z's relationships with the Hogwarts staff and faculty really were far too complicated.
"I actually haven't been an assistant for very long, or at least not a formal one. I did some tutoring last term, but it was only over the holidays that the Headmaster asked me about assisting Ross. I'm Z, by the way. You probably knew that already, but in case you just knew me by sight, now you know. I'm babbling now, do forgive me."