[ She can sense minds....? And she says "try", which means she isn't wholly successful.

He doesn't really like thinking out loud, not unless he's sure of something. But he also knows she has a perspective that may be helpful for him, so for whatever it's worth, he'll offer his own. ]

There's a concept of - balance, where we're from. Weakened boundaries between worlds collapse those worlds upon themselves. Until only darkness remains.

That's what Ken-chan and I fight to stop.

Right.

[ Ken looks at Nita, and he's steady, he's all right. There has to be something he can do. Something.

Something for someone who knows what happens when you try to go back instead of forward, because you can't accept the present. ]

Despite their good intentions, it's possible the crew might have caused something similar.