“Why not?” asked Edie, frowning.
“Because,” said Leila, “there is very little that I know about my sister that Lal does not know. That is, I believe Rook knows her rather better than I do, and as she is trying to harm students I am sure they have shared all of their information in an attempt to stop her.”
“But she’s your sister,” Corrie said, confused. “Don’t you know her really well?” She looked around the table, trying to get agreement from her friends. “I mean, I don’t have any siblings, but I always thought if I did have a sister we would tell each other all our secrets.”