"But if it is only one use, why would the Princess activate it to ask an apparently trivial question?"
"Yes, perhaps it is a ... what did that book talk about? ... a scrying device that allows Elenia to keep tabs on me ... on us. And if that's the case, might it have a limited number of uses per day?"
"What did she mean by random text? Maybe she wasn't actually scrying on us at all, but on some threat to the kingdom. Well, we know that the Cult qualifies that way, and maybe we're more involved than we realized, if her spell then focused in on us."
The young man frowns in concentration and determination, then addresses the gem directly.
"Look Aileen, in case you can hear - or read - this, you have to know that the Cult of Night's Embrace is not gone. They're planning to re-emerge, and in a big way, we think, on the occasion of your Coronation. You have to come to our meeting place! I'll be there."