These pieces don't fit

[waterproofed]

[Percy is still trying to piece things together. The changes to the ghosts don't help much. He stands in the hallway, trying in vain to talk with them. Turns out he forgot the journal conveniently records all conversations]

So what's going on here? Are you all Lares? Why are you away from camp? [naturally, the ghost doesn't answer him] And what's with those cows? Are they from, um... Juno? Hello?