[ Jake Peralta would absolutely have climbed through all the vents and that is why he is Akira's father who raised him from birth and I am in no way lying. ]

Depends on if this place was already here and repurposed, or whether it was built especially for this. Either way, there's gonna be hidden rooms, I'm sure. It's just whether or not they know about them before we do.

[ And with that he's just gonna... move closer to the walls and it sure looks like he's tapping a knuckle against it at random intervals, weird huh. ]