[ The first one, then, if what Akira knows is correct. Wakaba was the first, Akira thinks; the first one Akechi killed and now the first one he remembers having killed. Wakaba is alive and well, in this reality, and Akira knows it -- he saw her earlier; watched the way she and Sojiro and Futaba all seemed to fit together seamlessly into a family unit -- and Akira wonders if it's better or worse.

The people they are now -- isn't it because of the things they've all gone through? Is Futaba the same person; is Akechi; is Ryuji? If it's so easy to break through Maruki's reality, then everyone is bound to do it eventually. Maybe they don't need Akira at all. ]

If it helps, she'd probably have an in-depth cognitive psience explanation for the psychology of dreams, if you've got about an hour to spare. [ Akira keeps his tone light, because he's taking it seriously, but he's still afraid to engage too deeply. He doesn't want to be in another house when Akechi finally remembers. ]