Man, you really are far behind. You'll make me feel bad telling you any of this.

[He already does, even if that nagging suspicion that he's being played is still there. But if someone had enough information to create this good a replica of Kaneki, then why would they need more from him?]

It shouldn't be too hard to guess. We had the same doctor, after all.

[Not going into full detail there. He'll work his way up to it. Takizawa is taking tiny steps, seeing how much this younger version knows. He can assume his place on the timeline, but he'd rather know for certain.]