Chapter Fifteen The children sat perfectly still as Sister Mary Paul walked up and down the aisle. Elizabeth, stone faced, never looked up when Mary Paul stood over her. The school bell rang, relief. Students put their books away. Katherine looked over at Elizabeth, another day done, and no retaliation, no memory. “Students, be prepared for your math quiz. Elizabeth O’Sullivan, I would like for you to stay after for a few minutes.” Maybe not, Elizabeth telegraphed to Katherine through a glance. Oh no, Katherine thought, what should I do? What could she do? She wasn’t thinking about Sister Mary Paul. She was worried about the change, a real defiance, in her sister. It wasn’t like she ever completely understood how Elizabeth’s mind worked. It was impossible to enter the land of possibili

