[She nods before forging on, sounding wearily matter of fact.]

I can't tell you what causes them, exactly, but they...change people. Not everyone's hit during a flood, but it's completely random who's affected and who isn't. Results vary - you might be unable to lie, or turn into an animal, or start singing everything.

Breaches affect the ship itself, and everyone inside. We'll suddenly be in a city, for example, and believe we've always lived there.

Sometimes we dock into other worlds, and we can explore until the ship leaves. If you fall off on the way in, you're integrated into the world - you'll think you're a native.