With an enthusiastic nod, Lucien all but tripped over his words in bid to answer. "Yeah. I made a new friend there. He's called Oz, and he's so cool. He's got a caterpillar costume, so I call him caterpie, like the Pokemon. We talk a lot, but then sometimes not a lot because he's still in school and has to work some days."

"Oz?" Ronan frowned. "Coincidence? My friend has a brother called Oz. Not that common a name, is it? How weird would it be if his brother was your friend? I mean, what would be the odds."

"That would be spooky weird."

Ronan nodded in agreement. "We've been...