There's a reason that Greenhouses and Aquariums are both staples of Yuri fiction.
Both are places where the air is pregnant with a delicate but palpable tension between what's Outside and what's Inside. Only the thinnest barrier separates the two, and it is constantly under pressure from both spaces yearning to become-but-should-never-be One, because the results would be both spectacular and cause many little deaths.
This, Too, Is Yuri.
