[So he got sent home, only to get dragged back here - and, on top of that, his old pokemon are gone. Poor kid... Utena's expression softens, sympathy obvious on her face]

I'm sorry to hear that, and I know that it must be hard to come back and see that your old friend's gone. But, I'm sure that Piikayu's just fine, wherever she is. And I'm not just saying that, either - someone else just showed me what these things look like when they evolve, and I gotta say, they seem pretty tough. Plus, who knows? Now that you're back, maybe you'll be able to find each other again.