015. Meaning?

"Right!" Someone agreed, "Those bastards from Night Butterfly abandoned that planet twenty thousand years ago to develop their own—yet our people have lived on Corinna for five thousand years! Now that they see the planet reborn from ashes, they want to take our home away from us, no way!"

"Yeah, why should they do that? I've seen the news and history. Those Night Butterfly People, why should they take away the homeland that our compatriots rely on for survival? They abandoned their home to wander in the cosmos, and it was us who revived the planet by hand, generation after generation giving their lives there—and now with just one word, they want to take it from us? Why!"

This topic easily aroused the young people's shared enmity, and calls against the Night Butterfly Federation and for joining the military also arose.

"Really? I don't think so."

In the midst of the pro-war group, a boy suddenly said:

"Whoever loves to be a soldier can be one; I refuse to go!"