Sierra hadn't realized she'd been holding in her breath as she watched the Headmistress begin to pin the brooch back to her jacket. She wasn't sure whether to just stand back and watch or lunge forward and knock the brooch off to the side.

...and she didn't exactly want to do either. She had a feeling she'd be in trouble if she just stood there and even more trouble if she tackled the Headmistress. Lucky for her, she didn't have to decide. As the brooch hit the floor, Sierra followed it with her eyes.

The others had already answered the questions that were asked, but Sierra had some input of her own. "...and I think we need to find out who Isfret is and what he might want," she said. "Surely he's got some kind of motive for doing...well, everything. He's convinced Myrtle she should jump ship and join him, so...he has to want her help for something."

So...how do they get Myrtle back? Or, better yet, how do they get Myrtle back without her destroying public property? "Maybe the runes on it say something?" she suggested. She looked at Kurumi, who asked to use a Polishing Charm. "Yeah, a Polishing Charm, and then maybe we can do a rune reading..."