They may have sensors, or it may be something else...

[ she's not willing to assume it isn't bullshit magic at this point in her retrospec life. ghosts are real, and people are sharing nightmares. however, with no non-weird way to verify if sanji is on the network or off, kyouko settles for that vague statement before frowning at the walls. ]

...but I wouldn't assume this is all there is to the trick so early, you know. This city gets a little too into the holidays. It's best to remain prepared.

[ ftr her hair and eyes are purple now. why this. ]