Mm. We always knew they existed, but were kept apart. I was... to be introduced to them when my training was complete. [Which sort of happened. Kind of. Just not in the way anyone intended.] Kagerou... broke out of our facility on that night.

Because. He was to have his memories erased. His AI and frame repurposed. And he objected.

[Understandably! Though, at the time Shadowmaru couldn't fathom it. None of them could.]

I am adaptable by design. Socializing is part of that.