[He eyes her with a nod, frown ingrained on his face. Yosuke's not sure where to start, or where to finish, either.] Adachi... that son of a bitch. He got that Yamano lady first, but then after that...
[Trails off for a second, gritting his teeth.] He tricked Namatame into thinking that he could save people. He was pulling the strings for months, doing everything to keep the trail cold. When he got busted, he ran to that world, to hide... to try and - [Pauses, with a grimace.] - Well, it didn't work. We caught him, so it finally ended with him in prison.
[No, that's definitely only a small summation of the story, but he's still wrapping his head around what happened with Izanami. And that part seemed less important right now anyway.]