Isaac leapt to his feet, making Rosie jump back. He did not look at her.

“I need to go,” he said.

Lavinia stayed on the ground with Rosie. “We can’t just leave Rosie like this. This scratch is still bleeding.”

“There is no we. You’ll be in danger if we go. Stay here with Rosie.”

“You are not going on your own,” Lavinia said incredulously. “You are nowhere near your usual strength. I’m coming with you.”

Isaac looked ...