[Let him Believe... Quite honestly he doesn't know why Don would lie about that thing in particular, which means that if she did lie, she might have a super weird reason that isn't just keeping people from being hurt. Nearly everyone else Junpei trusts has fifty incredibly convoluted secrets, so why not continue that here...
But maybe it's just the other thing! He makes a face like he might laugh and then looks... to the side, like he didn't just make a face.]
It's hard for you to make friends? Huh.
[girlie you are strange and off-putting]
You really forgot this place entirely when you were back home, though? That's... huh. I've never forgotten another history, and that's way more complex than this. [.....,] So that's another point for the simulation theory.
sadly he is only down to murder if it's super indirect
But maybe it's just the other thing! He makes a face like he might laugh and then looks... to the side, like he didn't just make a face.]
It's hard for you to make friends? Huh.
[girlie you are strange and off-putting]
You really forgot this place entirely when you were back home, though? That's... huh. I've never forgotten another history, and that's way more complex than this. [.....,] So that's another point for the simulation theory.