[He knows, gods does he know, how terrible the last time was. Both in what they went through before it, and in the choices Kurama made afterward. He'd broken that promise to Akira, to be there when he was needed.

He wants, painfully so, to make that right again. To keep his promises now.

Akira's words still hurt more. Focusing more on the people you love, even if you hurt yourself... Is this what Kurama is doing to them? Does it hurt Akira and Goro this way, when he neglects himself for them?]

But we can't be happy, if you're suffering...

[Kurama's eyes are on his and Akira's joined hands, but they lack their usual sharp focus.]