[Dream on, because that helmet comes off for nobody. Especially not strangers who poke and prod like this.]

I don't understand anything you just said.

[Seriously? And he thought it was bad talking to Steph with her world references, but House seems to be ten times worse. He can't frown physically, but it's amazing how obvious it is that he would be doing that if he could.]

I don't know where Sibera is or what virtual reality simulations are, but I'm certain it's not a drug hallucination. It's too coherent and prolonged to be any kind of mass hallucination.