Jack knocked on the clear glass from his hydro tube. He wondered how long they had kept him in. It had been six months out on the surface this time and he was sure there must be a lot of sun damage and radiation to cleanse out of his system.

Ellie's face, magnified by the tube, suddenly popped into view. He could see her big toothy grin as she waved at him. She gestured a thumbs up. The water level in the tube slowly started to drop. Once it reached past his head, Jack took ...