[Once Usagi is standing, Rei looks down the hallways lined with those tubes, a frown creasing her brow. She stamps down on mental panic, because there are definitely dozens of those tubes, and if the two she's interacted with are any indication each one will have a person inside. A mass kidnapping?]

I don't know, miss. But I woke up in the same sort of tube as you, though the glass was thinner I think. I heard you yelling so I came.

[Shrieking, more like.]

Are you hurt?