[Ah-- he hadn't considered that aspect. That she'd feel guilty for what was, in all, just a very small part of what took place in that room.]

Oh Nattie.

[He shakes his head.]

I didn't do anything unnecessary. There is more than one way to draw out a sentence. But I'm sure it was a much less entertaining spectacle than the Sergeant anticipated. What I would have done to her, I simply could not have done to her replacement.

[Dazai doesn't want any mistakes. Neither her nor Keith bore any guilt here. The Sergeant, Olympia, Dazai... and Oda himself, were responsible for this mess, and only them.]