[Another second of blank staring until he realizes what's going on, then he chuckles and waves a hand into his dorm and the multiplayer lobby menu on the screen.]

That's just "Frag Ops": It's a game I'm playing. I had no idea it was audible from the HALLWAY, but with the new speakers I guess that was an inevitability... Don't tell me you've never heard of anything like it, Ishimaru.

[He's pretty sure Eirika wouldn't have either. CALL IT A HUNCH.]