"'m sorry." Guppy says, lying down on his back to avoid the feelings of nausea and faintness.

"I thought Will might dive in and fall and I wouldn't be able to get both of you out and Will is stronger than me so if I'd gone down he might have been able to..." he says, his eyes filling with tears that he tries to blink back.

He rolls back onto his front, crawls a few feet away from them, and throws up.