Time. He should have paid attention. There's no telling, now. Maybe they'll start losing oxygen any minute. "I don't know," he snaps, the panic edging into his voice.

They turn a corner he's pretty sure they turned already. Maybe they're going in circles. Maybe they've already covered the whole Ark, and there really is no way out. It's just here or the airlock.

He's so busy trying to sort it out that he trips over something draped across the floor, only managing to avoid falling over because he grabs a hold of Bellamy.

"Shit!"

He thought it was a duffel bag, a second ago, but when he looks down, he realizes it's a body.

Is that... Abby?