...They've dropped like a stone.

Lemm stays frozen in place for a long time.

What they've done around him - all of it, everything - is unusual and strange and not anything he understands. But he doesn't understand people, anyway, and they usually don't understand him either.

Lemm arranges himself into a less flighty stance. After a pause, when he's pulled himself together, he says:

"Hello?"

If they've died in his shop...