Later that evening, Samantha and Goro told Kiyoko and Arthur about their trip to Utopia Colony, about the channel through the reefs, the forest that now filled the dome of the old city, and the mysterious path through the forest with the pile of garbage. Once Arthur and Kiyoko had heard the story, the four kids tried to figure out what they were going to do next. Should they tell Raven about the trip to Utopia Colony? Would she be angry because they’d gone to Utopia Colony in someone else’s sub, after promising not to go in hers? They thought that she might be very angry. She might think they'd broken their promises.

"So do we tell Raven?" Samantha asked. "We wouldn’t have broken our promise and taken the Chidori to Utopia Colony, or the reefs. And we didn’t, we took the Rengilffed instead."

"You know how adults are," Arthur said. "They don’t think the same way we do."

They pulled out the map of the mines, to examine it better than they had before. The mines were much larger than they’d expected...