Secret Passageways

Secret passageways live in movies and novels, not here! Not now, not for real! But she shows us the passageways, and we walk through them. I tell Christina that I want secret passageways of my very own; she nods in accord. But do I? I wonder how safe these passageways were. After all, a passageway of exit is always a potential passageway of entry. And what then?