[He doesn't look especially disturbed, although it does bother him that it's left Athena agitated.] Is it something in your room? Like your Cerevice, perhaps.

[That would seem like someone's idea of a twisted joke. Then again, Athena would have easily been able to locate it if it was coming from her own device...]

Or perhaps someone is playing music in another apartment. Though why they'd do so at this hellish hour, I've no idea.