"The surface...?" Peridot squints at her new companion. She doesn't sleep - never sleeps. She doesn't really understand it or the need that most of the people here seem to have for the activity. It seems incredibly inefficient to her. Why would you want to be effectively switched off for one-third of the day?

Her eyes dart down to the empty sleeve and her brow furrows. Weird.

"It's probably nothing but water. What's interesting about that?"