"She ain't really his mother," Reno sighed. "She's a blue-skinned freak from outer space that crash-landed on The Planet ages ago, an' has been tryin' to destroy it in one way or another since. I don't know much about the project that Sephiroth came from, but he had a human mother, just like the rest of us, yo. That much, I do know."

Which hinted somewhat at exactly how shitty ShinRa had been, so far as things like 'human rights' went, perhaps.