"With all that in mind, you understand the possibility that defeating those enemies is close to impossible, right?" Sakaki asked. "My knowledge is lacking compared to them, but if I have to guess, they can probably switch bodies using things like radio waves before their current bodies are destroyed. In essence, their entire civilization will have to fall before they can truly be defeated, and even that isn't something certain."
"That isn't all," Rain said. "If we understood this in a couple of days, they had millions of years to come up with ways to deal with that. For all that we can see, they might have obtained all this knowledge and techniques all in order to prevent their end…"
